His main example is video game playing, which is something many people do at an extremely casual level because engaging in it is so easy (turning on your comput

His main example is video game playing, which is something many people do at an extremely casual level because engaging in it is so easy (turning on your computer). Reaching the 95th percentile in activities where just showing up requires a level of effort (team-sports, rock climbing, etc) is way more difficult, as people who just want to be entertained for 30 minutes are not present.