Not all apps do it and some push all notifications through a single channel (and some manufacturers hide the granularity options in advanced settings, I'm looking at you Samsung) but at least it exists.
Game? Doesn't need notfications, deny, done!
It’s not JUST marketing either. I don’t want to be interrupted with a reminder to check my lint filter. I do that literally every time I change the laundry. But I can’t disable that pointless alert without disabling ALL alerts (and you can rightly question whether any alerts from a dryer have value, but that’s a different discussion).