OK, but it is also possible that some people are genuinely successful, but are not good speakers or presenters.

well we at least learned this line

"It often surprises people when I tell them this, but since 1991 I’ve been a remote CEO, interacting with my company almost exclusively just by e-mail and phone (usually with screensharing)."

Stephen Wolfram was working remotely before the web was created, so he had an email service before the web was even created ?!

Email predates the web; I got my first email account in 1993, but first opened a browser (Mosaic) the year after.