> So much of the value is in signaling and network-building, not in the actual teaching itself. People keep repeating that, but what is the basis? Reptition do

> So much of the value is in signaling and network-building, not in the actual teaching itself. People keep repeating that, but what is the basis? Reptition doesn't signal truth; it signals the opposite, arguably, that people are following each other rather than examining the facts and arguments. It's certainly not my experience.