Small Worlds is a free platformer created in Flash by David Shute for the JayIsGames.com Casual Game Design Competition. A piece of pixel art constitutes each level, and it must be explored to be revealed. Leap — then look.
I don’t know about the last twenty years — I haven’t been paying attention to console releases that long — but I agree that Fall 2009, while still exciting, has felt less stressful than at least the last four Falls.