Methods, systems and arrangements are described herein for providing low-latency content delivery networks usable for widespread broadcasting of live streaming media, such as live interactive streaming media, over IP networks. Also described are methods, systems and arrangements for enabling low-latency live streaming media to be made available to a wide range of different viewer devices having various capabilities, and under various network conditions. Also provided are methods, systems and arrangements for low-latency creation of the live streaming media broadcasts.