disclaimer: I'm a current Princeton student
One thing I'd want to point out is that not being able to double major shouldn't be a factor in your decision. The reasoning for not allowing double majoring is that all seniors at Princeton are required to write a senior thesis - a year long...
I have a quick question. Right now, I have an offer from an REU that I have to respond to by Wednesday. However, I applied to 2 other REUs that I would like to hear back from first, but whose decisions won't come out until mid April. I know that other people on this forum have mentioned emailing...