I am not the full expert on the subject, but I assume the profiling is to a lesser extent. For one you don’t browse within a Google account.
I also like the slimmed down UI and subscription management of invidious compared to yt.
And don’t forget no ads and sponsorblock. Although some add ons like vinegar for safari get you pretty close to uninterrupted viewing.
All said, probably not the best in regards to pure privacy.
How is the heat production and ticking noise on the Belkin? I have been pretty content with a qi1 anker magnetic puck charger, but I read the qi2 from them gets pretty hot.