Sorry for yet another poll thread, but I just HAVE to know: What's your favorite tetromino? The powerful, straight block? The humble staircase? Or another one of the thrilling characters in this timeless story?
PS: For those that don't know: Tetromino: (te′trä·mə·nō
(mathematics) One of the five plane figures that can be formed by joining four unit squares along their sides.
PS: For those that don't know: Tetromino: (te′trä·mə·nō