Thanks for the tips. I think of Jacques Brel as truly old school, someone everybody knows about. I don't find myself glued to his work.
Daniel Boucher I stumbled upon, possibly through Star Academie -ie: mainstream. Canadians interest me, and I will probably be even more optimistic once I figure out the differences in french-dialects.
My '5-star' list has grown to include, (in order of my fondness
Dumas
Francis Cabrel (...plays daily!)
Claude Dubois & Natasha St-Pierre
Corneille
DobaCarocol
Alain Bashung
Alain Souchon
Alex Britti
Annie Blanchard
Arno
Autour de Luce
BazBaz
..Dany Bedard
(sorry, I don't have time this am to do the whole alphabet.)