Two years later:
kleinbl00 and I have been discussing these, which I have just begun to learn about. Scary stuff.
IMO there is a pretty good chance that we are all going to hear more about CoCos in the next few months.
Mish at mishtalk has a good discussion picking up where things were left unsaid in this video. Basically Deutche bank is teetering on the verge of converting their CoCo bonds and shit is about to get real.