(There are no subreddit rules banning "political propaganda" or "character assassination." Nor does this comment appear to rise to either of those accusations: other non-removed comments back up the removed one.)
Firefox is definitely a better browser than Brave (which has a history that's riddled with controversy), but there are a couple forks of it that intentionally make it more private too.
But for practical purposes, installing Firefox and disabling Telemetry is more than acceptable for the average person!
Is this an AI-generated news article? At that point, it might as well link to the original source. Thankfully, it looks like it was resolved:
Issue was fixed 7 months ago but raised concerns about developer expertise
I realize that hackers don't differentiate between incompetent and malicious backdoors, but I personally think the Zen developers are doing their best to make a good and private browser.
Even if Firefox were compromised by megalomaniacal shitheads, it would still be worth picking over any Chromium-based browser because every Chromium-based browser helps cement Google's hegemony over web standards.