It supports keeping long term history so you can find a page you visited years ago from the history search in the address bar. Chrome/Google likes when you have to search for it and Brave has inherited that.
The "crypto bullshit" which is a notice on the start page with an option to permanently remove and turn it off.
I swear people slating Brave here haven't actually even installed it.
Oh and its opensource, not like theres anything hiding in the shadows here, you can go and look at the code behind how its all working for yourself if you're that paranoid.