I have at home a PS3, PS2, XBOX 360, Wii, NDS and a PSP3000, and of course, a PC. I still playing in my PC, why? probably i love mouse =) and games are more cheap on PCs (yes, i use originals one :) ).
PS2 is death, we know.
Wii, is nice the first 15 days, then you come back to play sitted...