Sorry, no links, but I can tell you verbatim what my favourite Craigslist listing ends with.
"Don't worry, it isn't hot".
Very reassuring. There's always one in electronics.
On EBay I've seen a negative feedback from a buyer complaining her Wii was shipped with cockroaches inside....some living. As much fun as it is to bash the Wii, that's going too far.
(I remember which seller, just don't know the local policy about naming him).