Montesacro Pinseria Romana & Enoteca opened a week ago. Any 'hounds tried it yet?
As far as what Pinsa would be, I'll have to rely on the website's photos. The description in the section titled "About Pinsa Romana" is pretty garbled.
More pretty pix on the "dinners with friends" site,
Montesacro Pinseria Romana - Enoteca
510 Stevenson St
San Francisco, CA 94103