Key TakeawaysLiberty Media is spinning off most of its entertainment assets besides Formula One into a separate, publicly traded entity, Liberty Live.CEO Greg Maffei will step down at the end of the year, with billionaire Chairman John Malone assuming interim control.Liberty Broadband is being acquired by Charter Communications in a separate deal. Liberty Media (FWONA, FWONK, LLYVA, LLYVK) said it plans to spin off most of its entertainment assets besides Formula One into a separately traded entity, Liberty ...