Such a cable is incredibly handy for the usual today Gerätezoo. For me, iPad 4, iPhone 5, iPod Classic, Samsung Galaxy S2 and various other small appliances hanging off. Powered by an Apple power supply (from the iPad) or by a Noname USB power supply. Loading more! I would just like to have a fourth cable with mini-USB connector, so really the whole Gerätezoo can be supplied ...
Update October 2014: now the Lightning connector and the micro USB connectors have abandoned with broken cable. After less than half a year use and proper care is not acceptable. China scrap is probably because the right word ...