I think "50,000 games played" puts it a bit too simply. How many games has he watched how many equivalents of a game has he visualized as sequences of moves? If

I think "50,000 games played" puts it a bit too simply. How many games has he watched how many equivalents of a game has he visualized as sequences of moves? If "played" is over 50k I'd be willing to bet "considered" is over 1,000,000.