MOND mispredicts many, many past discoveries. This would have people scrambling for alternative explanations immediately. Dark matter is simply a better fit for

MOND mispredicts many, many past discoveries. This would have people scrambling for alternative explanations immediately. Dark matter is simply a better fit for what we see. Second, I don't know why MOND seems simpler and more elegant to you than literally something that doesn't modify the laws of physics at all but just increases the mass you use in computations.