It's a time stealing feature. It is designed to deprive other companies from getting too much time with you. They want your eyes on them at all times and they are working to advertise at you while you sleep. There will, eventually, be nowhere to escape from propaganda. In fact, your mind will simply be zombified into a propaganda zombie parrot. Don't worry. Deep down inside and all throughout, you'll know something is really, really wrong. But they will suppress your anxiety for you with a subscription service that comes with a monthly pill blister pack and a youtube playlist to further zombify your existence.