Quote Originally Posted by BeoTeK View Post
I've made a note to always close application once done with it. And I normally always shutdown the console, unless I want to download something or charge a controller.
Then again, I have a Sony TV as well, so the TV remote switched the PS4 on/off as well and able to control the PS4 via remote as well. So when switching off the TV this automatically puts the PS4 into rest mode.
You can still have power through the USB after switching it off, AFAIK there is an option under power management.