Blockchain and Bitcoin

How Hacks Happen

You've heard of Bitcoin, but how does it work, and why are so many people talking about it? Let's talk about blockchain--the tech behind Bitcoin and other cryptocurrency--in plain English, including hashing, a key part of blockchain technology. We'll also talk about why people invest in cryptocurrency.
Resources for this episode
Development of blockchain:
"A Peer-to-Peer Electronic Cash System" by Satoshi Nakamoto: https://bitcoin.org/bitcoin.pdf
Rising Bitcoin value:
https://www.businessinsider.com/bitcoin-surge-means-laszlo-hanyecz-paid-316-million-two-pizzas-2021-3
The fascinating original forum conversation about the pizza buy: https://bitcointalk.org/index.php?topic=137.0
https://www.theguardian.com/technology/2015/dec/09/bitcoin-forgotten-currency-norway-oslo-home
https://cointelegraph.com/news/satoshi-nakamoto-s-bitcoin-white-paper-is-now-a-13-year-old-teenager
Bitcoin accepted as currency:
https://cointelegraph.com/news/el-salvador-president-bitcoin-law-will-be-approved-tonight
https://www.buybitcoinworldwide.com/who-accepts-bitcoin/
Losing the key:
https://www.wired.com/story/i-forgot-my-pin-an-epic-tale-of-losing-dollar30000-in-bitcoin/
https://www.wired.com/story/wired-lost-bitcoin/
https://www.cnbc.com/2021/01/15/uk-man-makes-last-ditch-effort-to-recover-lost-bitcoin-hard-drive.html
https://medium.com/luno/where-do-lost-bitcoins-go-7e8dd24abd0f
How blockchain works:
https://www.guru99.com/blockchain-tutorial.html
https://www.investopedia.com/terms/b/blockchain.asp
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Chapter

1. Intro (00:00:00)

2. History of currency (00:01:12)

3. What is hashing? (00:11:24)

4. Blockchain puzzles (00:22:55)

5. Bitcoin network (00:25:32)

6. How transactions are saved to blockchain (00:27:04)

7. Bitcoin mining (00:28:37)

8. Where new Bitcoin comes from (00:29:29)

9. What is a block, what is blockchain (00:32:17)

10. How blockchain was invented (00:37:48)

11. The rise of Bitcoin (00:42:03)

12. Bitcoin stories of sadness and woe (00:44:28)

13. Conclusion (00:48:56)