This Windows 95 collectible mug recently sold on eBay for $33.33 and the cost of postage. Just goes to show you what a passionate collector will spend on a collectible mug.
You could probably find this mug at your local thrift store. Just sitting there collecting dust.
MS Windows 95 Mug - Geeks collect too.
The ways of the Internet are often mysterious, and sometimes they're downright nonsensical. I think that's largely because it's run by people.