There is also a new form of spam in 2017 (and even before), that's the notifications that we get from apps on our mobile phones. Does every app ask our permissi

There is also a new form of spam in 2017 (and even before), that's the notifications that we get from apps on our mobile phones. Does every app ask our permission before pushing notifications (for example at night when you try to sleep) ? And every other website asking to push notifications on the desktop ? And every Messenger bot ?