I mean, the only cases where UDP vs. TCP are going to matter are 1) if you experience packet loss (and maybe you aren't for whatever reason) and 2) if you are w

I mean, the only cases where UDP vs. TCP are going to matter are 1) if you experience packet loss (and maybe you aren't for whatever reason) and 2) if you are willing to actively try to shove other protocols around and not have a congestion controller (and WebRTC definitely has a congestion controller, with the default in most implementations being an algorithm about as good as a low-quality TCP stack).