[sown]

> I'm not selling anything. I'm merely passing on my own experiences and those of my friends. If you choose to continue to believe you can't memorize things because of some innate lack of ability, it doesn't affect me at all.

Fortunately, there's a large body of scientific research that can tell us how many numbers a person can memorize in short term memory (https://en.wikipedia.org/wiki/The_Magical_Number_Seven,_Plus...) https://en.wikipedia.org/wiki/Exceptional_memory