Originally Posted by MfA
In the end hardware and programmers are cheap compared to the costs of making a movie. There is a huge amount of inertia, but the capital costs of going to 48 Hz on the production side are easily surmounted. Trying to ignore the pained shrieks of all the production personnel being driven out of their comfort zone would be a lot harder.
48Hz is definately much more likely to happen than 60Hz or 120Hz. But I wouldn't still hold my breath.