First, way back in 2002, we reported on this http://www.popsci.com/popsci/how20/f7aa9aa138b84010vgnvcm1000004eecbccdr... ">crazy new kind of movie-making

Celebrity guests, zombies, nudity, endearing pop ballads, giant squids—our Second Life concert featuring Jonathan Coulton had it all. Relive all the virtual memories of a night of virtual rock in this gallery of highlights. Or see what you missed spending your Thursday night in the "real" world. Suckers!

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For an exclusive photo tour of Second Life, click here.

Humans naturally have the power to remember almost two bits of information per second, or a few hundred megabytes over a lifetime. Compared with a DVD movie, which holds up to 17 gigabytes, that’s nothing. Worse, you might easily recall the 40-year-old dialogue from Hogan’s Heroes yet forget your mom’s birthday. Or memorize reams of sports stats while spacing out on work you completed just last week.

It’s a problem that’s been bothering Gordon Bell for almost as long as he can remember.