Huh, usually I've seen "M" used to refer to MUMPS. But this appears to be something else -- I guess something proprietary, like you said. I have to wonder whe

Huh, usually I've seen "M" used to refer to MUMPS. But this appears to be something else -- I guess something proprietary, like you said. I have to wonder where one would look it up, as I imagine searching for information on the M programming language would mostly turn up information about MUMPS...