doesn’t do anything better than Firefox or Librewolf.
Besides the fact that some sites misbehave on Firefox(-based browsers), it does if you're actually security sensitive; Chromium's sandbox is simply superior to Firefox'.
I didn’t even mention the CEO, you must have confused my reply. It’s the product being X and doing Y which I don’t like.
It's true that you didn't mention anything regarding its CEO, but I assumed your comment might be related to it. It seems not to be the case; my bad for assuming and mentioning it and thank you for clearing yourself from that 'allegation'!
Would it be fair to assume that your primary gripe with Brave is its (at best) controversial stance regarding the 'open' source nature of their product?
Thank you for mentioning that! I had dismissed it due to alleged shortcomings of its security features. While the allegations are (still) there, I've never heard any rebuttal or anything else of that matter. Would you happen to know anything in this regard?