Sports and entertainment company Comcast Spectacor and architecture firm Populous have officially unveiled a new studio and office space for digital and television gaming network G4. G4’s headquarters, which is located in Burbank, California, is expected to play a leading role in the network’s return to television in November 2021. The 67,000-square-foot facility will feature workplace environments and broadcast production facilities, as well as esports training and gaming spaces. RELATED: ESL signs exclusive media rights deal with G4 The facility, which once house studios by media entities TM…