The marshmellow test was debunked. Turns out like many if these bad experiments when you factor socioeconomic status the test cannot be reproduced. Turns out poor hungry kids just tend to eat free food when its available.
HN downvoting scientific studies... I'm worried that this site has reached its eternal September. A huge loss since reddit went public and killed all real discussion, this was one of the last places with intelligent discourse.
https://anderson-review.ucla.edu/new-study-disavows-marshmal...