>One could use this exact argument to explain one's continued use of, shills for, or even contributions to Ladybird, because what does the maintainer being a bit chuddy have to do with combating Chromium/Firefox's hegemony?
Or, to your point, these arguments could count in favor of Firefox in opposition to Chromium.
Very true, though the suspicious mind seeking to evade Google's dominance will be naturally wary of then picking a browser that's kept afloat in-part by Google. I do correct my previous assertion though of a "Chromium/Firefox hegemony" since Firefox only seems to hold ~5% market share: https://gs.statcounter.com/browser-market-share/desktop/worl....
Or, to your point, these arguments could count in favor of Firefox in opposition to Chromium.