"I have my audience,she sita and listens to all the mistakes and always finds something encouraging to say."
So you ARE looking for encouragement? If you want one, you have to be open to receiving criticism as well.... One is hollow without the other. As I've said elsewhere, "If you can only handle being told 'That's nice dear' then only ever show it to your mom... she HAS to say that."

" he is not just another formula folky"
Formula folky... now there's an oxymoron if I've ever heard one....

"will ensure that the tradition of acoutic music will carry on"
Yer taking it way too seriously... it's just music.... It's gonna happen no matter what you, or he, or she or they do....

"will these musical archeologists run out of stuff to dig up?"
Because it is a constantly evolving beast, all things old are always new to someone....

"What drives you to want to perform?"
It gets me off in a way nothing else does.... big time! It's more fun than a barrel of monkeys....

"your singing /playing/song writing is only valid if you have other people to tell you so?"

Art is pointless enough all on its own.... It's even more pointless if it exist in a vacuum....

What you need to get is a spell/grammar checker