You can hardly walk a block in Cambridge without running into a coworking or incubator space, and they are plentiful in downtown Boston as well. In Brookline, however, you'd be hard pressed to find one that caters to creative workers.
I've put up an online signup sheet to see if there is enough interest to justify founding one in Coolidge Corner. Please check it out, let me know what you think, and sign up if you're interested:
If we get enough interest, we could build more than an office; we could build a great community for quiet professionals, such as writers, freelancers, designers, and coders.