A lot could happen in a second.
While Lu Zhou was laying in bed, immersed in the system space, British mathematician Andrew Granville was browsing arXiv at the University of Montreal which was located thousands of miles away from Princeton.
This was one of the daily habits that he would sometimes do after his morning run or sometimes before going to bed.
Although many professors liked to delegate the work of stalking arXiv's latest research to master's or PhD students, Granville liked to take this matter in his own hands.
Although the papers on arXiv had not been peer-reviewed, many people had come up with new and creative ideas. They were inspirational albeit not perfected.
Granville roughly scanned through a dozen or so theses, he yawned and was about to go to bed.
Suddenly, on his profile, he got a notification from the website. It was from the two categories he followed: analytical number theory and prime numbers.
