Maybe you only need to be in the top 50% on DIY to get an useful skill but e.g. on juggling maybe you need to be in the top 1% to have a relevant skill.
"Why did Anthony Gatto, the greatest juggler alive — and perhaps of all time — back away from his art to open a construction business?"
http://grantland.com/features/anthony-gatto-juggling-cirque-...
Maybe you only need to be in the top 50% on DIY to get an useful skill but e.g. on juggling maybe you need to be in the top 1% to have a relevant skill.