Infendo Poll: Non-Nintendo systems

Which non-Nintendo systems do you play and for what reasons? Also, if you don’t really care for Nintendo, but for some reason still enjoy Infendo, please, speak up and let us know your thoughts in the comments below.

Which non-Nintendo current gen systems do you use to play games?
PlayStation 2
PSP
Xbox
Xbox 360
PC
other

[Thanks, Mr.I]