I started a much used todo.txt based Gina's posts on Lifehacker, sometime back in the dark ages before the site deteriorated...
Here is the article for orhers like me :
https://lifehacker.com/geek-to-live-list-your-life-in-txt-16...
https://www.43folders.com/2005/09/12/building-a-smarter-to-d...