Does using steam big picture affect performance?

[leonthesleepy]

Of like games when i'm playing em?

ALSO can i take screenshots with my controller? Its kinda tiring to have to reach for my keyboard just to screenshot

[Black Blade]

Screen shots take by pressing the home button and the right trigger in the same time after the game was active in BPM

Abut the performance i think it dose as any program on your PC dose