Tetris Turns 25

teh.f4ll3n writes "25 years ago a Russian (Soviet) researcher thought of one of the world's most popular games. It is now that we celebrate its 25th anniversary. 'Twenty-five years ago, inside the bowels of the Soviet Academy of Sciences in Moscow, a young artificial intelligence researcher received his first desktop computer — the Soviet-built Elektronika 60, a copy of an American minicomputer called a PDP-11 — and began writing programs for it.'"