I, too, started with Ebay circa the 'old Pez days'...man was it fun. It was actually a great selling forum until, I think 2006(?) when they adopted the "buyer is ALWAYS right even if they're trying to scam you" rule.
Do any of you remember when you'd be able to leave feedback for something you didn't even buy/sell? Check out this guy-he was epic BITD-his comments STILL make me laugh!
http://preview.tinyurl.com/awwcff