Yeah: from careful observation Space Invaders seems to move one alien every frame, hence the fewer aliens the faster it gets. I started playing around building

Yeah: from careful observation Space Invaders seems to move one alien every frame, hence the fewer aliens the faster it gets. I started playing around building my own version, but it's never got beyond the prototype phase: https://arcade.ly/games/space-invaders https://arcade.ly/games/space-invaders. I'd love to be able to use lack of time as an excuse but it's really lack of motivation.