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7 September, 2008

Twitter made me (not) do it  Comments 

It’s been a whole month since I wrote anything in my blog? What happened? (Or rather, what did not happen?)

Well, let’s just blame it on Twitter. Or on the new iPhone. Or on two clients wanting 70-hour weeks from me all month. Or on processing 4 hours of teacher training videos.

Nah, let’s just blame it on Twitter.

Twitter seems to have taken a big bite out of my blogging energy lately.

Twitterrific on an iPhoneI primarily use Twitteriffic on my iPhone to both follow and to create new tweets, but I also love Twitterfox (a plug-in for the FIreFox browser) if I’m at a computer (it just pops up a little panel showing the most recents, and lets me quickly twipe a new tweet whenever I feel the need.

But why do I even bother with Twitter? - because I get stoked with a dozen new ideas every day! In the old days, “kids” used Twitter to vacuously and narcissistically communicate “I’m having breakfast” or “I’m on the bus” or “I’m at the coffee shop.” But somehow a large number of busy people realized that not only was this a waste of a good communication medium, but something better could actually be done with it - and now what we do is communicate concepts, places, activities and ideas of interest to our group. Someone might be experiencing writer’s block and need inspiration and put out a call for help that explains the concept she’s working on, and get back a half dozen interesting tangential ideas! Another might have returned from a trip and posted photos - and will put up a tweet pointing to the photos. Someone else will be at a conference and will tweet about each speaker’s primary concept.

You have to carefully pick who you “follow” (whose tweets you subscribe to) on Twitter, but once you have your list tuned well, you have constructed a channel that lets you really stay in touch with the ideas and activities that will surface as blog posts and news in the next 24 to 48 hours. And you get a real boost from knowing what your friends and colleagues are working on and thinking about.

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2 August, 2008

Netshare can tether an iPhone? Well, not quite…  Comments 

At first when Mike Liebhold (of IFTF) pointed me at the Netshare iPhone application from Nullriver, I was hopeful that we possibly could have a “tethered iPhone.” This means we could use an iPhone to allow our Mac to have access to the Internet when on the road.

3G phones are generally capable of being linked or “tethered” to a computer via bluetooth or USB in such a way that the computer can use the phone as a connection to the Internet. I used my Moto RAZR that way for several years, paying for a $20/month data plan. Although tethering provided between 40k and a maximum speed of 80k (bits per second) or roughly 2x phone line speeds, it was nevertheless really handy in those moments when I was far from free wi-fi or phone lines. And I had long ago dropped my AOL dial-up service, so dial-up wasn’t really an option.

And since using the iPhone to connect a computer to the net is a violation of AT&T’s terms of service, none of us ever thought that such an app would be sanctioned and appear in Apple’s online store. Obviously it would be done for “jailbreaked” iPhones, but probably not for those remaining solidly in the AT&T fold.

But the app did appear. Then it disappeared. Then it reappeared. Oof. Was it Brigadoon? Or was it the Flying Dutchman?

So when the app was visible online, this afternoon, I quickly plunked down $10 and downloaded Netshare to test.

Turns out that it doesn’t really tether the phone. Instead, what it does is serve as a SOCKS proxy for your computer, which means the computer can access web sites (including secure HTTPS) thru the phone’s 3G or EDGE connection. That’s really handy at those times when nothing else’s available, but it’s not quite everything that we need. You couldn’t get email onto your computer thru this app, for instance. (At least I haven’t figured out how to.) But you could do webmail. And anyway, you can do email on the iPhone if you have your accounts set up right.

So I’m happy with it as an emergency standby.

Technically the way it works is 1) you configure your Mac to create an ad-hoc Wi-fi network; 2) you configure the iPhone to join that network; 3) you bring up Netshare on the phone, which runs a SOCKS proxy on port 1080, available to any device that’s on the ad-hoc wi-fi network, and voila the Mac has access to HTTP and HTTPS sites thru the proxy software running on the iPhone. The access out “the other side” is via 3G or EDGE.

Slick, and unexpected, and a violation of the TOS, but still this is going to save my neck at some point in the future.

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1 August, 2008

Bye Bye SMS  Comments 

Filed under: Pervasive gaming, Technology and geeky stuff — Sky @ 9:15 am

My real-world mixed-reality games were originally built to depend primarily on SMS (AKA “TXT” in the US) messaging. As the years went on (I started this in 2002) I found that I had to develop the games further so they could be played by email. As they became more location-independent, playing by email made more sense, and people really wanted to play by regular email rather than just on phones.

Then came the iPhone. And rich (HTML) email entered the picture for mobile devices. And richer and longer in-game responses from players. (SMS is only 160 characters, while email doesn’t have this limit, and thus is so much more fun.)

Well, over time that changed. Sometimes text messages are delayed for a substantial time (can tale hours), and our games are real-time so any delay beyond say one minute is a catastrophe. And then more and more phones became capable of sending text messages to email addresses - it had only been T-Mobile at first, and now it’s most phones. Today, at least 50% of phones in the US are capable of sending/receiving email, even thru the SMS mechanisms (there is an SMS-to-email interface on all systems).

So we’ve made a number of improvements in our games that permit play from regular email as well as mobile email-capable devices like phones, PDAs and smartphones.

And it looks like 2008 may be the year that we’ll develop more of these new, rich street games based on HTML email, and still played from mobile devices like the iPhone.

Yesterday (July 31st) we sat down and planned the trajectory for the next few such experience for YBCA - this is going to be fun. Watch for more on this as we announce the next YBCA game (October).

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28 July, 2008

The smoking gun (er, actually, the smoking power brick)  Comments 

Filed under: Debris, Technology and geeky stuff — Sky @ 10:28 pm

The repaired (smoked) power brick

Apple Computer had already announced that there are problems with power bricks for the old PowerBook and iBook computers (now officially discontinued) - the small cord coming out of the brick (carrying low voltage) is under a lot of stress and strain, and can short out right where it comes out of the brick’s case. So I was kinda ready for this intellectually. My brick is carried in my backpack almost every day, with the cord wound around the brick, and I can attest that the stress at the point where the cord comes out of the body of the brick hasta be a factor in weakening the cord, even though I’m always careful. Over the course of four years, being coiled and uncoiled every day, that’s thousands of flexions we’re talking about.

So on Saturday, I was sitting on the floor using my computer, with an external LCD monitor attached to it (also sitting on the carpet), and noticed a plume of smoke rising from the top of the monitor. I thought a little bug had probably crawled into the monitor and been tazered to death by a high-voltage supply. But I noted the acrid electrical/plastic smell of the smoke…which didn’t really smell like delicious fried bug.

(more…)

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