It may not prove a MONDian theory (to be clear, MOND is a set of theories), but it could disprove GR. Which is to say that it's just as likely that there's some

It may not prove a MONDian theory (to be clear, MOND is a set of theories), but it could disprove GR. Which is to say that it's just as likely that there's some third theory that nobody has figure out yet. These results are extremely easy to replicate, though. We should know soon enough.