I can't find it on medium. Do you have a link?
Discussion
Introducing Nostr: The Free Speech Protocol https://medium.com/@SovereignMatt/introducing-nostr-a-decentralised-social-network-for-sovereign-individuals-3b75b49dee9c
Thanks!
I also did this one, you might find it helpful:
How to Make the Most of your Nostr Experience? https://medium.com/@SovereignMatt/how-to-make-the-most-of-your-nostr-experience-f7504f44ad39