We're currently using discord in my game to stream video, not voice, as its less intensive than Skype. Our group is in 2 different rooms in 2 different cities, with a mike and camera in each picking up the whole room, and discord showing on the tv in each room. Then each player has FG on a laptop. As close to tabletop gaming as we can get it, with the feel of tabletop gaming in the same room, and the functionality of FG