When he says he expects the x to blow past 600k it tells me that the x is well past 300k for November. Probably in the 400-500k range. I think that's extremely good. I expect a price drop to 450 in Aprilish as sales at 499$ can only be sustained for so long.
Halo MCC will sell 5+ million copies(including digital)
halo 5 will sell 10 million copies(including digital)
x1 will pass ps4 in USA, and UK.