What Is Bitcoin by Google's Group Product Manager

What exactly is a Bitcoin? Bitcoin is the world's first finite digital resource, a currency that no single person or organization can control - kind of like a digital gold. Unless you have a background in cryptography or economics or both, phrases like cold storage, hard fork, and segregated witness can all seem pretty cryptic. Tyler Odean from Google gives an introduction to Bitcoin that covers questions like what is Bitcoin, how does it work and why does it matter.