Mark Zuckerberg. This afternoon, he chatted with astronauts at the International Space Station and asked them user-submitted questions. Despite a little lag time in the video transmission, the 20-minute conversation went pretty well.
If you missed it, fear not. You can watch it here:
The timing of the call is pretty strategic. In addition to highlighting the Facebook Live feature, it also comes shortly after he announced a new $100 million project called Breakthrough Starshot, which aims to send a robot into the Alpha Centauri star system, which is four light years away.