https://hn.algolia.com/?query=%23%23%20twitter%20ublock&type... ("## twitter ublock")
https://old.reddit.com/r/uBlockOrigin/comments/of5z86/cleany...
edit: And here's the YouTube version of that HN query -- there are several suggested ways to block YouTube Recommendations,
https://hn.algolia.com/?query=%23%23%20youtube%20ublock&type... ("## youtube ublock")
edit2: Here's a very satisfying generalized query ("## ## ublock" -- comments with two or more ##-syntax rules),
https://hn.algolia.com/?query=%23%23%20%23%23%20ublock&type=...