Yahoo is expected to launch its Flickr Video site next month according to the chat at the photo sharing site's recent fourth birthday celebrations. Adding video capability to the big picture sharing site always seemed a no-brainer and has been part of the blogosphere tech chat since way back in late 2005. Yahoo already has its own video sharing site which is expected to remain--at least for the time being. Lots of claims it is all too late. But, with video set to become the dominant medium of the Internet over the next five years, Yahoo (and Microsoft for that matter) can't afford to be a bit player. Blog report