"Primer" is good. You should check out "Coherence". Not really time-loopey but still a solid sci-fi flick.
And yeah, Fincher is great. I still think The Social Network is one of his underappreciated gems
I've posted about running before. I would even PM Thomas for tips and stuff. It's usually around the summer when I have that itch to run like a madman. Lot of hot chicks in athletic wear prancing around RI too so that helps