For me this was the solution that worked, given as a reply to my post, for which I’m very grateful:
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Go to brave browser Settings > Privacy and security > Site and Shields Settings > Shields status then add youtube site (https://www.youtube.com) on Customized behaviors > Shields Down.
I’m using ublock origin but youtube site does not crash anymore after doing this tweak. thanks to this community thread and to grimenio.
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