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Name: Steve Rainwater
Member since: 2001-02-25 23:17:55
Last Login: 2013-05-20 16:02:22

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Homepage: http://www.steevithak.com/

Notes:

I build robots, talk about robots, write about robots, and photograph robots. In addition to being an editor of robots.net, I'm also a contributing editor to Servo Magazine and Robot Magazine. In the past I've also contributed to The Robotics Practitioner Journal, and the Robot Explorer Newsletter. I've written robot articles for internal
corporate publications too. If you'd like me consider a writing project that involves robotics, please let me know

My ramblings about robots have been quoted in Forbes, USA Today, the New York Times, and other publications. I've done numerous interviews about robots on the well-known Robots Podcast, KZSC radio's Timothy Jordon talk show, and local Dallas radio talk shows. If you need an interview subject on robotics, please let me know

Recent Interviews, Publications, and Presentations


  • Quoted in Luxury Robots, 2005, Forbes Magazine

  • Interviewed for The Robot Blogosphere, 2008, Robots Podcast

  • Quoted in At Home With Robots: The Coming Revolution, 2008, Vivian Wagner, TechNewsWorld

  • Interviewed for Robots 2009 New Year's Special, 2009, Robots Podcast

  • Robot photography published in Faces magazine, March 2011 vol 27, number 6

  • Dallas Pecha Kucha Night: Talk on robot geeks from the DPRG founding the first Dallas hackerspace.

  • Presented talk: "Robot Competitions Around the World", 23 Mar 2011, American Physical Society conference

  • Robot, July/August 2011: VEX Robotics World Championship (photography and Boy Scout Robot Merit Badge sidebar)

  • Robot, May/June 2012: Dallas Personal Robotics Group Roborama (contributed photos)

  • Robot, July/August 2012: The 2012 VEX Robotics Competition World Championship (photography)

  • SERVO Magazine, Oct 2012: The ASABE Student Robot Competition (photography)

I've been consulted on robot documentary films and videos including the Nova series, a Discovery Network reality show, the Scripps Network and, surprisingly, even a CSI: New York script. Need a consultant to give you some expert robotics advice for your next project? Please let me know

My robot photography has appeared in Servo Magazine, Robot Magazine, and the Italian robot magazine, I-Droid01. Since 2009, IFI has asked me to shoot photos of the VEX World Championship Events each year. You can see my vex photos on flickr: VRWC 2012, VRWC 2011, VRWC 2010, VRWC 2009. I've also shot robot competitions for the Dallas Personal Robotics Group, FIRST, BEST, and other organizations. If you need robot or robot event photography, contact me!

I've maintained the Usenet Robot Competition FAQ for over a decade. I'm a member of the Dallas Personal Robotics Group, one of the oldest robot special interest groups in the world. In the early 1990's I was the editor and
publisher of the AI CD-ROM, an annual collection of software, papers, and documentation on Artificial Intelligence, Robotics, and other advanced machine technologies. Even further back, in the pre-Internet days, I used to maintain the Interocitor BBS, which was the largest AI and Robotics related BBS around back in the late 1980s and early 1990s.

But life isn't all about robots. You can read more about my other interests in my blog or on my Advogato profile.

If you want to get in touch, feel free to email me.

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It’s Been How Long Since My Last Blog Post?

Time flies when you’re having fun. How about a quick summary of what’s been going on around here in the first half of 2013. I’m spending more time on two aspects of my photography interest: photographing models and Vivitar historical research.

I’ve turned a spare room at the office into a makeshift studio, complete with strobes found on craigslist and a cheesy backdrop hanging system. Believe it or not it all works and I’m learning a lot about lighting. My first shoot in the new studio was with Serena and I’ve since shot with Karla, and Lexy. More to come I’m sure.

My Vivitar research has been productive too. I’ve made contact with a half dozen ex-Vivitar people including John C. Best’s son and a former president of the company. I’ve got a backlog of Vivitar lenses and gear that I’m slowly working my way through. Don’t be surprised if you see me wandering around Deep Ellum photographing random people and things with weird old Vivitar equipment.

I finally made the jump to a modern smartphone this year, trading my ancient Samsung flip-phone for a Google LG Nexus 4. That shouldn’t come as a surprise. There are only a handful of choices when it comes to smartphones: the Apple iPhone or one of the hundreds of phones running Android, a phone OS based on the Linux kernel. (ok, technically, there’s also Windows phone out there that has a tiny fraction of market share but seriously, who’s going to buy a phone that runs Windows?!) Anyone who knows me, knows I’m unlikely to buy anything made by Apple if I can avoid it. Apple has made an art of taking away people’s basic software freedoms. Android isn’t completely free of course, there are varying amounts of proprietary software depending on which phone you get. I chose the Google LG Nexus because it’s the least encumbered, with a high percentage of free software, no phone company mandated bloatware, and it’s unlocked, so I can switch providers any time I want.

I got a Nexus 4 for Susan as well and she loves it. She almost never used her old flip-phone because the interface was so non-intuitive. With Android she’s now regularly calling, texting, taking photos, reading the news, even playing Angry Birds.

Dallas Makerspace is still growing like crazy and just expanded to around 6,400 square feet. I’m really only an occasional visitor at this point, having cut back my DMS and DPRG time to a minimum to make room for all the other stuff I’m doing these days. I’ve joined the Irving Art Association and will hopefully be joining the Dallas Camera Club in the near future as well.

Susan and I are trying to get out hear interesting speakers as much as possible too. We went to Joel Hodgson’s talk at the Texas Theater in January, Art Spiegelman at the DMA in February, Andrei Codrescu at the Kessler Theater in March, and just a few days ago Pecha Kucha Vol 12 at Lakewood Theater.

I’ve got a backlog of books to review too. Maybe I’ll post one of those soon if I find time.

Syndicated 2013-05-14 02:18:27 from Steevithak of the Internet

Anathem

Anathem


Susan and I are both fans of Neal Stephenson and his books are favorites when it comes to reading aloud. We read Cryptonomicon and the entire Baroque Cycle (Quicksilver, The Confusion, The System of the World) aloud. Nearly everything Stephenson writes has the quality of being so intensely interesting that you feel compelled to keep reading. When reading one of his book to myself, I usually want to read the entire book at one siting, staying up all night in the process. That’s one of the reasons we now read them aloud, it forces us to stop because my voice usually gives out after a few chapters. And the result is that we can enjoy the book over a several weeks, with lots of interim discussion and speculation about where we think the story is going.

One of the things that make Stephenson books so fascinating is that he combines interests in a wide range of topics from history to philosophy to the latest trends in technology. Anathem is no exception and is perhaps his best book to date. The book originated in sketches made by Stephenson when collaborators on the Millennium Clock project were trying to imagine what a clock designed to last 10,000 years would look like. Stephenson thought about the sketches a few years later and they became the basis for the clock and Concent scheme described in Anathem.

The story takes place on an Earth-like planet where society is organized a bit differently than our own. Scientists and philosophers live apart from the rest of society in closed convents called Concents. The separation is due to the alleged troubles that such people caused in the distant past by constantly introducing dangerous ideas and technologies to the “saecular” world. Technology, the physical manifestation of science and philosophy, is forbidden within the Concents. The fraas and suurs within the Concent can contemplate their ideas and think all they want but they are not allowed to build or use any technology more advanced than woodworking or stone masonry. As part of this grand experiment of dividing the thinkers from the rest of society, Concents are further subdivided into a series of concentric walls. Each successive inner circle stays closed to the outside world for a longer amount of time. Fraas and suurs from one circle may choose to move further inward over time. At the outermost level, the Concent opens its doors to the saecular world once every year. The next level opens once ever 10 years, the next every 100, and the last every 1,000. These openings of the Concent to the saecular world are called Aperts. Fraas and suurs in the innermost circle may have lived their entire life in the Concent. In the saecular world outside, cities come and go, governments change, entire civilizations rise and fall. Within the wall of the Concent, life continues on unchanged except for constant learning.

The story opens in the Concent of Saunt Edhar as the young Fraa Erasmas, known as Razz to his friends, is preparing for his first Apert in a decade. He and his friends are looking forward to seeing how the world has changed in the ten years since they were presented to the Concent as children to be trained in the ways of math and science.

It becomes evident rather quickly that this will be no ordinary Apert. The saecular governments are stirred up about some incredible event, so strange and dangerous that they may have to put aside the rules separating those who live within the Concent and draw upon their vast, theoretical knowledge to save the world from destruction.

Erasmus and friends are launched upon an unexpected journey into the saecular world and must shoulder responsibilities and face threats beyond any they’ve been prepared to deal with. They are joined by higher level Mathics including a Thousander who has spent so much time in the ethereal world of theoretical physics, it’s unclear whether he’s still entirely human or if he may have learned the secrets of feared and possibly mythical early Mathics known as The Incantors.

Along the way, the story delves into the many worlds interpretation of quantuum mechanics, the metaphysics of Platonism, Penrose tiling, the relationship of religion and science, and many other fascinating and esoteric topics. All this is couched in a story-line of almost constant action that includes martial arts, political intrigue, space combat, and some old fashioned romance.

Describing much more of the plot would likely give away something you’d enjoy discovering for yourself. Unlike some Stephenson books, like those of the Baroque Cycle where things slow down from time to time and Stephenson spends half a chapter describing the skyline of historic England, Anathem kicks into high gear in chapter one and never lets up. It’s action, crazy ideas, romance, surprises, and humor all the way through. To learn a little more, you can read some further plot descriptions, check out a glossary of terms, and even listen to some music composed based on the book’s description of Mathic arts over at the official Anathem website.

Syndicated 2012-12-03 04:24:27 from Steevithak of the Internet

Building the Hexagonal Junk Array

The Hexagonal Repurposed Junk Array #1

I finally got around to writing an article on the construction of the Hexagonal Repurposed Junk Array #1, my art piece for RZN8, this year’s Art Conspiracy SEED auction. The piece was made from surplus electronics and laser-cut salvaged acrylic. It functioned as a combination speaker dock and retro-style light organ for MP3 players. And for those who were about to ask: my audio player is a Sansa Clip+ running Rockbox, the open source audio player firmware that runs on some iPods and other players.

My write-up includes lots of photos and some video shot during construction and after completion. There are links to more photos of the piece and of the ArtCon RZN8 auction. I included all the SVG drawings used to laser cut the parts. I provided a brief description of the LED driver circuit but didn’t bother including a schematic since it only has four components and is pretty trivial. The speaker pods would probably have to be modified to fit another pair of speakers but, otherwise, I think there’s enough info in the article to allow you to build your own unit. If you build one, send me a photo.

Syndicated 2012-10-13 00:42:29 from Steevithak of the Internet

Books I’m Reading

If anybody out there is a long-time reader of this blog, you may recall that at one time in the distant past, I used to mention what books I was reading. I haven’t done that in a long time and it occurred to me today that it would be really trivial to do now that I’m using WordPress. So I’ve added a new little box over in the right sidebar where you can find out what I’m currently reading. It’s usually several books at once. Susan and I always have a book we’re reading aloud to each other. We take turns picking the next book. Often it’s a book that at least one of us has read before. I also have at least one book on the headboard at all times for that night time urge to read as the brain winds down for sleep. And I have a variety of transient books that come and go quickly just because I’m interested in the topic at the moment and want to read (or re-read) them.

So what about you? Do you read multiple books at once or do you read them one at time? If you have any recommendations for books to read, I’d love to hear them.

Syndicated 2012-10-10 00:25:33 from Steevithak of the Internet

At Day’s Close: Night in Times Past

Moonlit Landscape with a View of the New Amstel River and Castle Kostverloren by Aert van der Neer

Is it time for another book review? I think so. I recently read A. Roger Ekirch’s book, At Day’s Close: Night in Times Past. The book is a collection of historical facts and anecdotes that illuminate the western world’s relationship to night.

It’s hard to appreciate the fear that was once associated with the night. Reading this book makes clear the range of terrors that must be faced each night in the pre-industrial world; real threats such as crime, accidental injury, fires, wild animals; imagined threats such as evil spirits and night vapors.

Abundant historical anecdotes are provided to explain the very real night time threats. The rule of law largely came to halt at night, so crime was rampant. If you needed light or heat, you needed fire, which frequently got out of control when everyone was a asleep. The darkness cut off each family from the rest of the world, leaving them surrounded by the unknown.

The range of dangerous night creatures dreamed up by superstitious minds and encouraged by pre-industrial churches is truly amazing: duergars, kelpies, ghosts, boggles, boggarts, demons, fallen angels, dobbies, trolls, wafts, elves, foliots, pixies, fairies, and werewolves to name just a few. The most feared creatures of the night were witches and Satan himself, who appears to have spent quite a bit of his time wandering the streets of pre-industrial Europe making odd noises and tripping drunks on their way home from the tavern.

Throughout most of the western world, being out at night was frowned upon or even illegal. But there were exceptions: night watchmen, prostitutes, workers at kilns and glassmakers who kept fires burning, nightmen cleaning cesspools and dumping the waste into the streets, gravediggers, known as vespillons, who worked in the cemeteries. Sometimes the poor went out during the night to scavenge horse manure from the streets.

Early scientists and inventors dreamed of putting an end to the horrors of night by various means. First they built city walls, then they added systems of ringing bells and shouting watchmen to inform residents that all was well, and eventually they struck on the idea of city-wide artificial illumination. It was not hard to convince governments that it was worth the expense to spread the rule of law into the night, allowing citizens to carry on business and industry with less risk. New street lighting technology invented by Edmund Heming and Jan van der Heyden used reflectors to amplify the light of oil lamps.

The Church had other ideas of course, as fear of night was good for their business. Both Catholic and Protestant Churches fought artificial illumination for public safety (despite using it themselves to illuminate religious festivals). “God does not agree with the use of lanterns”, wrote a Genevan Catholic. “We ought not turn day into night, nor night into day”, warned a London pastor in 1662. Over time reason won out and nations started lighting their cities, usually beginning with the capitals. Paris was illuminated by 1667, Amsterdam in 1669, Berlin in 1682, London in 1683, and Vienna in 1688.

There are also chapters on dreams, on sexual intrigues, on the mundane details of securing a common household against the dangers of the night, on nocturnal visits to taverns, on the terror of those forced to travel at night. The book even posits, based on anecdotal evidence, that prior to the industrial age, it was common for humans to sleep twice each night; first sleep and second sleep, with a short period of wakefulness between. Much of what I read in this book was surprising and new. It’s hard to believe no one has written about this subject before! The book is well-illustrated with historical paintings and other period art.

The book is not perfect, however. It’s a bit less readable than similar historical non-fiction I’ve read. It lacks a cohesive narrative or even a clearly defined reason for the particular progression of topics in the chapters. The book is not chronological but seemingly a random collection of notes grouped roughly into arbitrary, night-related topics. It feels almost like you’re reading research notes for what could be a really great book, instead of the book itself. But, in the end, the information imparted is so fascinating that it makes up for the less than stellar writing.

Syndicated 2012-10-01 00:19:45 from Steevithak of the Internet

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