Why You Should Really Care About the Blockchain

Discover the transformative potential of blockchain technology beyond cryptocurrencies in this comprehensive conference talk. Explore the fundamental concepts behind blockchain, including its decentralized nature, consensus mechanisms, and smart contracts. Learn how this revolutionary technology can impact various sectors such as education, democracy, identity management, and the future of work. Gain insights into the challenges and opportunities presented by blockchain, including transaction confirmation times, system evolution, and decision-making models. Benefit from expert advice on navigating the blockchain landscape and understanding its far-reaching implications for developers and society at large.

Intro
Transaction order and state
In a centralized system
In a distributed and decentralized database
How do you reach consensus?
Various implementations of these concepts
Different instances of the same implementation
Why do you need a crypto-currency?
It started off as a currency
A payment transaction
A generic transaction
A generic blockchain
Everywhere there is a registry of andered transactions nobody should be able to tamper with
Each transaction involves business logic
In a blockchain, business processes are coded into smart contracts
A distributed application Dapa is a set of smart contracts with a user interface
Blockchain = design pattern
Pay-to-participate
Transaction confirmation times are long
System evolution is slow
You need a decision model
A few pieces of advice