Hangouts has come a long way... it started out as a 'drop-in group video' feature for Google+. The idea being you could "hangout" with your friends by just star

Hangouts has come a long way... it started out as a 'drop-in group video' feature for Google+. The idea being you could "hangout" with your friends by just starting a room and then anyone who saw it could join you. Basically Houseparty.