"copyrighted" != "cannot be shown" copyrighted means that the owner of the copyright is the only one with the right to decide when/where/how it gets shown. But

"copyrighted" != "cannot be shown" copyrighted means that the owner of the copyright is the only one with the right to decide when/where/how it gets shown. But if that owner is cool with it being on Youtube, there's no reason for it to be taken down.