She is a great songwriter. To call her a folk singer would be an injustice. Her guitar playing which featured many alternative guitar tunings even influenced Jimmy Page. Her music stretched to other genres including jazz. She is an artist not just with music but with her paintings as well.
Here is vintage Joni performing "Both Sides Now"
Here she performs "Coyote" with Jaco Pastorius
An interview with her from 2014...
Below is her song "Circle Game"
I hope she gets better! Thanks for visiting and I will be back soon!