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My DuckDuckGo browser includes a EweTube viewer, that eliminates all ads except the embedded ones. It works well mostly, but if I want to read/add comments, follow a link, or copy a recipe, there’s a button marked “Watch in EweTube” that allows me to do that; it works for me.
I normally go to EweTube first thing in the morning, watch any “Shorts” I may be interested in (which so far don’t include ads) and then the daily channels I watch which are not monetized (a surprising amount of them, and I always give them a Like to keep them in the Al Gore Rhythm. Once I hit a video with a commercial that just breaks right in the middle of a video/sentence, I immediately quit YT*. Then I open DuckDuck Viewer and continue any posts I hadn’t hit yet.

*If all of us would do this (quit YT as soon as an interrupting commercial started), those interrupting commercials would be taken down by the end of the week. Just sayin’.
 
Safari. With 1Blocker and SponsorBlock.

„But what about listening in the background?“
Simple.
Video in Full-Screen, put Safari in background and activate videoplay from the Control Center.

I don‘t need a YouTube app. It just forces me to sign up and watch ads.
 
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