This is actually still available from the original author, just under a different URL: <a href="https://www.seanjoflynn.com/research/bittorrent.html" rel="nofollow">https://www.seanjoflynn.com/research/bittorrent.html</a><p>Additionally, it has been discussed previously on HN: <a href="https://news.ycombinator.com/item?id=11922444" rel="nofollow">https://news.ycombinator.com/item?id=11922444</a>