Yes tenacity is a community fork that happened during the hubbub with the musescore takeover and telemetry additions and doesn't have any of it.
It also has a couple of quality-of-life additions and a few new features but nothing specifically different as of yet. Mostly, it's a good community-lead fork that has some momentum behind it - since it also unifies the developers behind 2-3 protest forks that happened at the same time and I think that's generally (if not a safe bet) a good thing to support.
They also automatically inserted affiliate links into your browser bar/ search results until it was discovered and the response was a nipple-touching 'sorry'.
Only found this article on binance on the quick but iirc it affected a couple other pages as well.
https://www.theverge.com/2020/6/8/21283769/brave-browser-affiliate-links-crypto-privacy-ceo-apology