wow...

just reading my new christmas book (yes, finally, a substitute for minesweeper - reading!) - and was astounded by the amazing idea in it, let me quote:

Because cats always land on their feet and toast always lands butter side down, you can construct a perpetual [perpetual] motion machine by simply strapping a slice of buttered toast to a cat's back. When the cat is dropped it will remain suspended and revolve indefinitely due to the opposing forces.

here's what i think this would look like: