are we still sharing crazy ebay postings?

[weirdami]

I just dont get ebay posting like that:
http://www.ebay.com/itm/Amiga-1200-Computer-System-w-Power-Cord-and-Manuals-Lot-/261083433645?pt=US_Vintage_Computers_Mainframes&hash=item3cc9c90aad

It's weird how the keys didn't yellow at the same time. I wonder if those ones are from a different batch of key caps made with a slightly different concoction of plastic.