Proof of Work, Difficulty, and Block Time
How does an algorithm with no clock keep Bitcoin's heartbeat near 10 minutes across two decades of changing hashpower?
Loading notebook...
This may take a moment on first load
Feynman technique
Learn with the Feynman Technique
Explain each idea in your own words in handwriting, then upload a photo for AI critique. Two attempts per question — there's no "right" answer, only depth of understanding.