The space is really cool. It's right next to San Francisco's best scifi bookstore (Borderlands), and in the heart of some of the world's best taquerias and dive bars.

Does anyone know if there's a list of all known startup incubators in the US, and which cities they're in?

Should be able to easily apply to both YC and IO; their application page is definitely inspired by the YC application. http://ventures.io/apply