3 ms·because it's really hard, and they need to publish :) -- phd in physicsby q_revert 7y agobecause it's really hard, and they need to publish :) -- phd in physicsatomack 7y agoI feel this -- phd in physicstmoot 7y agoWhat, you don't want to be a 10th year grad student then post-doc till your mid-to-late 30's? Also, to be honest, those problems are kind of boring. :) -- phd in physics.