All silent sorround

I live in a big condominium and it have around 1000 apartments, I am sitting near pool since 10pm and havn't seen even one human being, in a while I jst hear some foot step sounds and most of the times it is just no one or sometimes maybe a cat around, it surprises me sometimes that what the heck all the people do, okay yeah most of them do the day job, but so do I am...