Robot Wisdom on the Street

"Five years later, in the San Francisco afternoon, it's hard to reconcile these energetic and intellectually omnivorous posts with the anxious, awkward man on the sidewalk. Speaking quietly in sentences as short as his blog entries, Barger seems ready to implode. It turns out he has good reasons: Homeless and broke at age 53, he allowed the domain registration for robotwisdom.com to lapse and can't afford to re-up it." (Via Beyond the Beyond.)