https://zettelkasten.de/posts/barbell-method-reading/

The Analog system utilizes a simplified version of an Eisenhower matrix which we'll call "today / next / someday" as a means of prioritizing to do list items on a temporal basis.

https://nesslabs.com/eisenhower-matrix

The Eisnehower matrix is a means of helping one to implement the Pareto principle.

Seen this basic idea so many times before and have it generally implemented in the bullet journal portion of my digital commonplace book. I should spend more time gardening in there regularly though.