reminds me of the substack ban, where any tweet containing a substack link was deprioritized, and blocked from being liked or rt.

https://techcrunch.com/2023/04/07/twitter-substack-censorship-retweet/

I think Musk mentioned once that it was not allowed to link to other social media 🤔 maybe it applies to mentioning other competitors too 🤷

in the end, is it bad or good for nostr case?

The algorithm