I've been working on a directory of Boston-area tech startups: http://startupsinboston.com/ http://startupsinboston.com/ Currently about 242 listed -- I know

I've been working on a directory of Boston-area tech startups: http://startupsinboston.com/ http://startupsinboston.com/ Currently about 242 listed -- I know there are more, but discovery is challenging; many web startups don't make any mention of where they're physically located on their site.