My eyes started glazing over when he started doing math. Did he calculate the amount of processing power for, say, a room sized, 6-sided monitor, or for a monit

My eyes started glazing over when he started doing math. Did he calculate the amount of processing power for, say, a room sized, 6-sided monitor, or for a monitor with 1000s of layers in the Z-dimension? Because, it seems like those would take quite a bit of power...