> Its attempting to build tolerance to sudden transient latency spikes interacting badly with congestion control algorithms. You can hide packet loss, you can't

> Its attempting to build tolerance to sudden transient latency spikes interacting badly with congestion control algorithms. You can hide packet loss, you can't hide some random packet taking a lot longer to be delivered due to having to be retried. Good point. By using UDP you can get around head-of-line blocking. I didn't consider that