So the question is what is the ratio of kids picking up chess vs adults. If ratio is 100:1 one would expect to see some strong adult starters emerging. There

So the question is what is the ratio of kids picking up chess vs adults. If ratio is 100:1 one would expect to see some strong adult starters emerging. There are many people who pick up chess in adulthood and devote considerable time and get nowhere near master level. Adults have more learning resources available to them but there is something in the rigidity of adult brain that prevents substantial progress.