An obvious, and probably stupid question to ask: Does UDP NAT traversal work well enough nowadays with minimal user intervention? Remember that UDP itself is s

An obvious, and probably stupid question to ask: Does UDP NAT traversal work well enough nowadays with minimal user intervention? Remember that UDP itself is stateless. So you either need some explicit port mapping via UPnP (which seems like a nightmare because HTTP connections are so common), or some really smart router that understands QUIC.