Yes! I absolutely use UDP! I once built a prototype network stack on top of a udp library that simulated a physical network layer.. Doesn’t change the fact th

Yes! I absolutely use UDP! I once built a prototype network stack on top of a udp library that simulated a physical network layer.. Doesn’t change the fact that tcp/ip was the network stack that enabled the internet. But I was trying to sidestep that tangent by mentioning link layer protocols in my second paragraph.