Video apps that cater to Twitter users are all the rage at the moment, but this particular bandwagon is filled to overflowing with apps that rock jostling for mindshare with apps that barely function. We've spent the past couple of days testing and retesting a slew of these sites, and we are ready to present our top five picks for sharing video content on Twitter. Read on to find out which app comes out on top and which ones didn't make the cut.