Is Rock Band Making A Comeback ?

It looks like Harmonix is developing a new Rock Band game for PS4 and Xbox One if a report from Bloomberg Business is to be believed. Harmonix has said that they are excited about how fans have reacted to recent DLC releases. Also that there is nothing to announce at this time. Would you like RockBand to return ? Is just new DLC enough for you ? Who you like a new game on new consoles