S-view has never caused me any issues system wise, hardware wise without a screen protector it leaves tiny scuffs/small scratches on the screen.
As for the screen shot it's possible that the game blocks it. Could be wrong tho.
Sent from my SM-N9005 using XDA Premium 4 mobile app
The people of XDA, including the Devs. Do not have to help you. We all choose to help. Everyone also starts somewhere.
City I live in makes and invented the Kitkat... I run Kitkat on my device. Aww how cute.