How can @YouTube demonetize channels for "duplication" and "copyright" when they literally have THIS in their Copyright FAQ?!?!?pic.twitter.com/AVNac4RsE5
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Just heard back and the review team confirmed this was an error on their side (during the review process). Your channel is approved again for YPP, really sorry this happened!
Thank you for getting back to me. I would love to know what happened on YouTube’s part. Was it a glitch? An experiment? We’d love an explanation. Thanks again 
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