Hello @TeamYouTube , I would like to know, why are not the thumbnails of the videos on my channel? What happens is that all my videos had thumbnails, and now they are no longer seen.pic.twitter.com/10DKNkIopT
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Also, this feature does get used by smaller/newer creators with limited time and resources. So if YT can garner enough data to improve this feature, that can in turn help a new creator with at least one of the hundreds of things creators have to do every single day, then why not!
But alas a YT twitter freak out EVERY single week is far more entertaining 
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