Someone says the caro is better, and then I am sure the caro is for me, and then someone else says the french has many outstanding tricks and I'm conflicted as to which I should choose
There's no wrong answer. Both the French and the Caro-Kann are sound, world-class defenses. Most grandmasters have both of them in their repertoire.
It's just a matter of figuring out which one you enjoy playing more.
Yeah what a guy he is Simon