DAMN STRAIGHT HE WOULD.
Man, I’d get a study group together right away. And by “study group” I mean “just Leibniz and me, somewhere quiet where he can do his genius stuff and I can guard him ‘cause he’s precious.”
I can’t help it, I’m obsessive. Seriously, if I was ever given the option to, say, time travel back to any year (and location) of my choice, I would with zero hesitation pick something involving Leibniz.
Witness the signing of the Declaration of Independence?
See man first create fire?
Observe the dinosaurs?