It’s always fun to see what product designers come up with. It’s even more fun to think that we’ve now reached the point where music player technology is small enough to wear on a finger.
I discovered this on wordpressindeed.com’s list of futuristic design concepts. The link is extinct, unfortunately.
Update: It seems Apple is really planning to develop an iRing soon. It may not be this particular one, but it seems this was a logical next step after all.