Youtube have a new copyright infingement check when uploading video to your youtube channel by mark antony raines

 YouTube are now double check what you put on your YouTube channel with a new check for copyright infringement this is what it says 

Checks

We’ll check your video for any copyright issues that may restrict its visibility. You’ll have the opportunity to fix any issues before publishing your video. Learn more

Checks will not run until SD has finished processing

So be warned