UFF

* Is Atari's 1980 game Centipede a shmup? Yes
* If so, how does it differ from others? THOSE MUSHROOMS, OH GOD
* What's your best score within 30 days? I gave up when I hit 30k mark since it's too repetitive

* Is Atari's 1980 game Centipede a shmup? Yes
* If so, how does it differ from others? Mushrooms; didn't have any official bosses.
* What's your best score within 30 days? I'm not sure, I remember being addicted to this game when I was younger and always challenged my parents to a game. I'd still pick it up today and start playing to my heart's content.