Umm, your numbers don't make much sense ...
74-84m/148-168m =/= 50/50
The PS4 would only just have to sell the as much or more than the X1, WII U, and NX combined so why would it have to double them combined ?
You're right, this doesn't make any sense. I don't know, my bad..... always sucked at math.
I'm off to bed after this one, bye.
Bet with Teeqoz for 2 weeks of avatar and sig control that Super Mario Odyssey would ship more than 7m on its first 2 months. The game shipped 9.07m, so I won