https://www.mycelium-of-knowledge.org/<br /> Dr. Rupert Rebentisch, Bad Vilbel Germany,<br /> rupert.rebentisch.at.gmail.com

If you were going to start a blog about zettelkasten as a sales funnel....

Circling back around, I notice he mentions Matt Giaro who teaches marketing and conversion online: https://mattgiaro.com/