this post was submitted on 21 Oct 2023
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and sometimes we do care about successful delivery but need to handle that ourselves so we use UDP to avoid layering delivery verification mechanisms.
https://openvpn.net/faq/what-is-tcp-meltdown
Am I right to assume this is generally carried out by the users' torrent client which is why we prefer UDP for torrenting?
Torrents are literally built around file hashes so yes
I'm definitely not an expert on Bittorrent, but I believe the person above was incorrect - I think there are some extensions to the protocol that enable UDP transport, but typically Bittorrent traffic occurs primarily via TCP.
What you said makes perfect sense in that hypothetical context, though!