You will find that they will watch you doing everthinglol
At my old house the end of the tank faced the kitchen,so when i was washing the dishes etc i would turn round and there was a 2x2 wall of discus looking at me
LOL talk about lack of privacy... I remember when we were quarantining a 20 inch Pacu in a 125 at the end of our bed. It really felt kind of weird to wake up, and the first thing you saw was this huge fish staring at you!