Video game industry sales sink 23 percent in U.S.

[theprof00]

theprof00 said:
average wii fit launch-current wii fit sales: ~1M =120M$

average ps3 sales last year-this year: ~400k =160M$
1 game for each new system
~20% buy extra controller
missed sales opportunities= 400k*60$ + 400k*.20*60= 30M

That's about 2/7ths of the gap right there.