Imho:

pc:  9/10  (most consumer friendly platform, open, offers best graphics level)

PS3: 7/10 (plenty of good exclusives, lacking technicaly, semi consumer friendly)

X360: 6/10 (small amount of interesting exclusives, extremly consumer unfriendly platform)

Wii: 2/10  (small amount of interesting games, technically on level of past generation, pricing that makes look xbox accesorries look like deal of the week)

PSP: 6/10  (average selection of good games)

DS: 5/10 (slightly less good games than psp, worse graphics)

PS3 = 95/100
360 = 85/100
Wii = 40/100

X360 10/10

PC 8/10

PS3 7/10

Wii 4/10

PS3 - 9.5/10 Great games and never had a hardware problem

360 - 8.0/10 Great games and online but I've gotten RRoD and had some disks scratched

Wii - 6/10 Fun for a while but lacks good 3rd party games and poor online

PSP - 5/10 Has some decent games but pretty lame overall

PC 10/10

Wii 7/10

X360 6/10

PS3 6/10

DS - 10/10

Wii - 9/10

360 - 8.9/10

PS3 - 6/10

PSP - 4/10

PS3: 8/10

360: 7.5/10

PSP: 9/10

DS: 9/10

PC: 9/10

I will never understand the hate the PSP gets.  This has been THE GEN of the handheld (both of them)

ps3 5/10 if psychonauts never existed it would have gotten a 10

pc 10/10 starcraft 2 baby and psychonauts on steam!

ds 7/10

PC: Infinity/10

360: 5/10

PS3: 6/10

Wii: (see PC)

DS: 4/10

PSP: Negative Infinity/10

360: 9.5/10

PS3: 8.5/10

PC: 7/10

Wii: 6/10