There’s more to blockchains than just Bitcoin or Ethereum. We explore how blockchains work in general without reducing to a specific example implementation. This gives you a better idea of different pieces involved in a blockchain design and maybe even prompt you to come up with your own blockchain design and a new cryptocurrency!
Timestamps:
00:00 Introduction
00:32 Payments without blockchain
01:04 Ledger
01:22 Centralized ledger
01:59 Distributed ledger
02:39 Accounts
04:00 Double spend problem
04:56 Structure of Blockchain
06:37 Transactions
07:30 Privacy
07:57 Consensus
08:32 Proof of work (Consensus)
08:55 Proof of stake (Consensus)
09:25 Security
10:06 Scalability
10:55 Incentives
11:36 Final thoughts
