Sure, I know Alex and he's a very trustworthy guy, in as much as you should trust a guy from MIT ;-) (Those beaver rings are some kind of secret decoder ring I'm sure of it.)
He's been working on making email more useful for a while, and was in the same TechStars Cambridge class I was last summer.
He's been working on making email more useful for a while, and was in the same TechStars Cambridge class I was last summer.