> I have also noticed that camera off people tend to speak a lot less than those with it on. I think you're implying causality from camera off to speaking less

> I have also noticed that camera off people tend to speak a lot less than those with it on. I think you're implying causality from camera off to speaking less, but I'd bet that it's more likely the other way around. That is, people in meetings where they're pretty sure they have nothing to say don't feel they need to be seen if they're not going to be talking.