A posting on Lifehacker pointed me to one of those things that made the 100 watt lightbulb come on. Mojiti.com‘s “Spot Tickers” allow one to annotate Web video with subtitles. I tried it out with an Ismail Tuncbilek video:

My comments don’t add much to this particular video, but it was EASY to add them and I am beginning to imagine a whole raft of other applications…