something that might appeal to a lot of desperate people who don't have the time or transportation to reach an office.

Unfortunately its that kind of thinking that makes therapy worthless to them.

Body language says more than your words ever could. If you remove that from the picture, then your therapist can't really do anything other than take you at your word. Which is the least useful thing for a lot of people because if they could be honest, they wouldn't need a therapist.