Following the end of Gameathon 2009, on IRC a "contest" hatches to make games in just one hour. These four "games", created on approx. 20/03/2009, chillingly demonstrate just how short an hour is.
jesusisthesuperego - Eggie
Bring da noiiiize!! - Gizmog
Scorch - Mad Cacti
Adventure of Floating Arrow! - raekuul
Bonus material:
A day in #CastleParadox - Mad Cacti
Realtime IRC simulator, made in over 3 hours - failed second attempt.