When it comes to video marketing, the first point of call is almost invariably YouTube. Of course it is. It’s the world’s largest video sharing network by a zillion miles. With a billion monthly visitors, it dwarfs Vimeo, second in the running, at a mere 130 million. But, for such a well-known platform, you may actually be quite surprised as to how many little known features there are lurking beneath all the standard stuff. If you’ve been following this blog, …