Yes, you do get great personal help and feedback from the instructors. Anders helped me get over a major hurdle in my playing and Stephen White, the GT tech, has helped me with countless technical issues with guitar setup.
There's wealth of information available to you along with instructors that are willing and able to help you with your questions.
I don't use the site as much as I used to honestly, but I can't bring myself to let my subscription lapse. I like knowing it's here when I need it.