Andreas Antonopolous YouTube channel: recorded talks and excellent Q&A videos
Laura Shin’s “Unchained” and “Unconfirmed” podcasts
The Bitcoin White Paper (read it again and understand it this time)
Jackson Palmer the creator of DogeCoin, creates some very clear explanations of difficult topics
The “Fat Protocol” thesis post is one of the foundational ideas of "crypto economics"
Blockchain at Berkeley hosts lectures of the UC Berkeley mini-course on distributed ledger tech
How to maintain privacy with cryptocurrency
Best Practices for Simple Self-Custody Cold Storage Scenario