You can do notifications without polling in the background. Even Facebook Messenger doesn't require the "run in the background" permission, and yet all sorts o

You can do notifications without polling in the background. Even Facebook Messenger doesn't require the "run in the background" permission, and yet all sorts of cheapest Chinese bidder IoT and Appliance garbage apps check for it and refuse to run if you don't grant it - such as the app for Thinkware dashcams.