Turn off icon badging as well. No notifications really means _no_ notifications. This is the way.
Tell people to call your phone if it is urgent. Everything else can wait 4 hours, right?
How did we go backwards? rhetorical question, but can we bring it back with what we currently have?
And if it thinks it's actually a spam call, I don't even get it ringing, it just quietly "handles" it (but obviously takes a message so I can call back if it was wrong).
By incentivizing smart people to tinker with silly crap instead of work on meaningful problems.