Net_

* Client keeps sending heartbeats, but server stops receiving them * Waiting between connections doesn't help * Constantly getting NoWaitingData once server stops receiving (not being blocked) * Polling before...

This sounds great, I agree we should switch to it.

Thanks for looking into this, I agree with waiting for Clang 16. If the gcc build doesn't need jthread, I think we should leave this PR for now and merge...