Meanwhile the fight against the space invaders is relentless.

ECONOMIST: Lego

The games were Space Invaders, Asteroids, Missile Command, Pac-Man, Robotron, Tempest, Centipede, Defender, Joust, and Galaga, which I did become passably proficient at and which, if I see it now, in a pizzeria or an airport, still inspires me to hunt for change.

NEWYORKER: Master of Play

When we were looking at 16 colors and blobs and things on the screen--Space Invaders--there was no concern about videogame behavior carrying over to the real world.

FORBES: Sid Meier On Learning From Videogames

In the early 1980s, Atari was the undisputed king of the living room, introducing millions to the pleasures of blasting Space Invaders from their own couches.

FORBES: Pixelated dreams

He started out by designing the console for a car-racing game, and then by conceiving the look of the attackers for a knockoff of Space Invaders called Space Fever.

NEWYORKER: Master of Play

We hope by now you've seen the video of Microsoft's Kudo Tsunoda demoing the latest software to undergo the Project Natal treatment -- Beautiful Katamari and Space Invaders Extreme.

ENGADGET: Challenge: Make your own Natal demo video, get yourself on The Engadget Show