At the risk of being confrontational, is usable VoIP going to come at some point? Not only do I systematically get dropped calls, but also enraging UI bugs, e.

At the risk of being confrontational, is usable VoIP going to come at some point? Not only do I systematically get dropped calls, but also enraging UI bugs, e.g.: interrupting calls from other apps (whatsapp, phone, google hangouts, etc.) fails to put the slack call on hold and renders the "hang up" button ineffective.