Atari "Space Invaders" Championship Tournament

Everything old is new again. Likely there are dads here of new generations of gamers. 

Atari’s National Space Invaders Championship in 1980

Siri Is Now Following Me On Twitter

I know I've asked her some personal questions, and I've gone off on her for faulty navigational instructions, and said some things to her I'd like to have back. But now I'm wondering whether I should be concerned about the fact that she's following me on Twitter...