Then again, Musk says Tesla's cameras do photon counting to account for snow, fog, rain... Except that 1) isn't possible with the cameras they're using, and 2)

Then again, Musk says Tesla's cameras do photon counting to account for snow, fog, rain... Except that 1) isn't possible with the cameras they're using, and 2) even if it was, wouldn't be possible in an "open" environment, like "outside a vehicle".