I don’t have the time right now to find exactly which comparison I am thinking of, but I believe my thought process was basically “the rate of new people getting AI PhDs is relatively slow”; this is of course only one measure for the number of researchers. Maybe I used data similar to that here: https://www.lesswrong.com/s/FaEBwhhe3otzYKGQt/p/AtfQFj8umeyBBkkxa
I don’t have the time right now to find exactly which comparison I am thinking of, but I believe my thought process was basically “the rate of new people getting AI PhDs is relatively slow”; this is of course only one measure for the number of researchers. Maybe I used data similar to that here: https://www.lesswrong.com/s/FaEBwhhe3otzYKGQt/p/AtfQFj8umeyBBkkxa