My cat let me not only grab her paw like that but also to trim the biscuit knives.

The part about hacking Galaxy S8 keys by looking at a speaker connected to same usb… I think it’s very far fetched.

S8 has a battery that is constantly charged by usb cable. When you unlock the phone, power draw doesn’t change except maybe for a brief second when key is entered.

They will gather dust from air and let it settle in the folds. So when you bump into them or try cleaning them, they release all stored dust back into air.