Facebook Launches Zoom Rival Called 'Messenger Rooms' According to CNBC, up to 50 people can <br />join in on a group call with the free feature. A Facebook spokesperson says the <br />50-person limit is not available right away. There will be a smaller number allowed for <br />calls and it will gradually grow to 50. By contrast, Zoom's video chat limit is 100 people. Zoom has a time constraint of 40 minutes, <br />whereas Facebook's Messenger Rooms <br />has no time constraint. Following Facebook's reveal, CNBC <br />adds that Zoom's shares fell five percent. Besides Messenger Rooms, Facebook is <br />installing video calls for its dating service. The company is also upgrading the number <br />ceiling of WhatsApp video calls to eight people. On Instagram, Facebook now lets <br />you put livestreams on IGTV. Messenger VP Stan Chudnovsky, via blog
