Nothing will ever replace the shoutbox. It's main downside was being super slow. If it wasn't causing so many issues, I'd never want to axe it for anything else.
OBSRV has been around for almost a decade now, yet the communication side of things has been rather stagnant. Initially, we were against getting a discord server due to the third party nature and requiring a different account in order to use, but given how the shoutbox has been through a couple bump...