From the paper's methods section: "...then the scalp was resected to expose the entire dorsal surface of the skull." I imagine the open-source idea is that oth

From the paper's methods section: "...then the scalp was resected to expose the entire dorsal surface of the skull." I imagine the open-source idea is that other research groups can build a two-photon miniscope on their own. I agree, I really don't think this is amenable to hobbyists.