There have been dozens of alleged sightings, but have you or anyone you know actually seen either Bigfoot or a an actual person using Amazon's $400 electronic reader? Yet, Citigroup reports that its sales are "better than expected" and predicts that "Amazon will sell up to 380,000 Kindles in 2008, up from a previous forecast of 190,000." Wishful thinking? Crackpot theory? We need non-faked photographic evidence. (Valleywag saw a real live Kindle user once.) [Reuters]