The one in Baltimore just installed its digital projector about a month ago. Coincidentally, I saw a (digital) documentary there about the history of drive-ins that claims there's a bit of a resurgence lately. It's called Going Attractions.
If MIT is at all serious about implementing any reforms to stop this kind of tragedy from happening again, it must stop objecting to the release of information about the case.
Which they will probably do, now that they got "ahead of the story."