is a method of notetaking created by Fei-Ling Tseng in her article The essence of the Zettelkasten method, demystified 
and explained further in the talk The Compass of Zettelkasten Thinking .
Use a Compassis a method of notetaking created by Fei-Ling Tseng in her article The essence of the Zettelkasten method, demystified and explained further in the talk The Compass of Zettelkasten Thinking .