Wearing glasses and having a bike both had huge effects when I was a teen! (Not sure about potatoes, though.)

I just looked at the source of this statistic and it's weird. Their table also shows technology use has the same effect size as perceived weight. If they had picked that comparison instead of "potatoes" it would make the opposite rhetorical point, I think. (1/2) www.nature.com/articles/s41...

A huge effect on AWESOMENESS