Two more interesting bits of homage from some games:
- EverQuest II and Back to the Future
- Minecraft and Portal
Back to the Future's flux capacitor in EQII:
(EQII link) (BttF link)
As for why it's a hat, I don't know, but there it is.
Everyone, even my 9 year old nephew, knows and loves Minecraft. Everyone should also love Portal, since it was amazing (as is Portal 2). But, Minecraft is strongly influenced by some other games (as are many things influenced by other things), among them one of my favorites Dwarf Fortress. Portal was not among them as far as I know, but here you have the infamous cake, which, as it turns out, really is a lie. (Or is it, yes, yes it is, but you can think it's as delicious and moist [at 2:18] as you like.)
The cake is no lie in Minecraft, except it is:
Copying helps us make things.