I remember using some obscure tool before 2010 to intercept these packages and update them. I was in my early teens back then and used it to overreport my upload statistics by something like x2 on some private trackers, so they wouldn't ban me.
The maintainers reject the proposal to block by client ID. But they never consider the second method.
The important part is to keep track of what's happening with your own connection to others, not what other peers are doing.
99%+ of the time any pair of peers has unidirectional traffic. The situation where two clients will have incomplete torrents and are exchanging data with each other is rare, like the first few hours after a brand new torrent hits the network.
The birthplace of BitThief.
Does it not upload to none Xunlei clients or does it leech Bittorent entirely? I can’t imagine one that is a pure leech could exist without harming BitTorrent
You can create a fork and implement the feature or pay someone to implement it for you. That's the wonderful benefit of free software.