Yeah, I guess it's like free throws or dribbling for basketball players. Not too easy, not too hard, keeps you "in rhythm" for when you want to ramp your attention back.

I programmed a simple HTML Snake game so I could have a simple ad-free etc etc game I could play while on the phone with people!

Until I read this I thought I wasn't this kinda person, but this sounds absolutely divine. Like a getting a massage in my mind.

I know what I'm doing this weekend.

I use sudoku for this as well!