The idea in the article is a pretty well-worn one, which does work: make a visual record of your training or other beneficial activities, so you enjoy having a

The idea in the article is a pretty well-worn one, which does work: make a visual record of your training or other beneficial activities, so you enjoy having a streak and don't want to break it. X's on a calendar. The article itself though... It's a dubious link to Jerry Seinfeld at best, and the rest of it is pretty superficial. If you're not familiar with habits and streaks as a motivational tool, give it a read. Otherwise there's nothing novel or deep here. I'm being cruel now but it reads like the author wrote it because they wanted to keep a writing streak going.