It's a good question, honestly. My go-to answer is just "scale" -- the number of people required to go from "1,000 video calls that are pretty good" to "1,000,0

It's a good question, honestly. My go-to answer is just "scale" -- the number of people required to go from "1,000 video calls that are pretty good" to "1,000,000 video calls that are close to perfect" is probably insane, for a lot of reasons that I won't even speculate on. But 2,000 still seems like a LOT.