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Microsoft addresses Windows Recall backlash, promises to fix security issues and make it opt-in
(www.windowscentral.com)
This is a most excellent place for technology news and articles.
Yeah, anti-cheat and the Ubisoft launcher have been the only consistent obstacles. protondb.com is a fantastic resource, though.
I'm not a fan of LoL, so I can't say from personal experience, but it looks like PlayOnLinux claims to support it. Hope you find your joy!