I don't think it's fair to use someone's typing abilities as proof that they're not who they say they are. I've seen some of you people type - you're not much better.
A simple search turned up this;
http://www.oma-online.org/michael_c_gross.htmlBetween this (which lists the same email address he posted here) and d's vouching for him (not to mention the actual item for sale on eBay), I'm inclined to give him the benefit of the doubt. It's not conclusive, but it's certainly compelling.
For the time being, you don't have to believe him - it's true the web is notorious for hoaxes and pranks, but given the circumstances, you could at least extend him a little courtesy (and perhaps retract a couple of the less respectful comments).
- His IP does in fact lead back to the same service provider as the address given. Please be courteous.