Jonan Scheffler
Blockchains are Dumb
#1about 2 minutes
A developer's journey into blockchain skepticism
A personal story of ignoring early Bitcoin opportunities and re-evaluating blockchain technology after receiving recruiter messages.
#2about 4 minutes
Historical context from DARPA to early corporations
The creation of DARPA and historical parallels with centralized power structures like the Dutch East India Company set the stage for decentralized systems.
#3about 6 minutes
ARPANET and the Byzantine Generals' Problem
ARPANET's need for resilience evolved into solving for malicious actors through the Byzantine Generals' Problem, which requires over two-thirds of participants to be honest.
#4about 4 minutes
From academic theory to Bitcoin's creation
Practical Byzantine Fault Tolerance provided the academic solution that inspired Satoshi Nakamoto's Bitcoin, which was created with a message criticizing bank bailouts.
#5about 3 minutes
The mechanics of crypto transactions and wallets
Transactions are secured using public-key cryptography, but user-unfriendly seed phrases and risky custodial wallets present major security challenges.
#6about 4 minutes
Comparing Proof of Work and Proof of Stake
Proof of Work secures networks through massive energy consumption, while Proof of Stake offers a low-energy alternative using economic incentives and validators.
#7about 2 minutes
Exploring blockchain for new governance models
Current political systems show declining cooperation and elite influence, creating an opening for experiments with transparent, on-chain governance.
#8about 2 minutes
Why blockchains can increase trust through code
The core value of blockchain is its ability to create deterministic, auditable systems with public code, reducing the need for trust in transactions and governance.
Related jobs
Jobs that call for the skills explored in this talk.
Matching moments
02:15 MIN
Understanding programmable blockchains as decentralized platforms
Blockchain Beyond Crypto: Technology Unlocking Opportunities across Various Industries
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
09:15 MIN
Q&A on blockchain, pentesting, and ethical implications
Reverse Vending Machine (RVM) Security: Real World Exploits / Vulnerabilities
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
03:01 MIN
The sustainability problem with blockchain technology
IoT: The road to sustainability
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
01:18 MIN
Addressing energy concerns with proof-of-stake consensus
Why You Should Care About the Decentralized Computing Movement
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
09:09 MIN
Q&A on blockchain's impact and fundamental concepts
Why chain abstraction is the best way to build successful web3 solutions for users
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
02:25 MIN
The biggest pitfalls and risks of blockchain technology
Future-Proofing FinTech With Blockchain Technology
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
05:17 MIN
Understanding consensus algorithms and data structures
Demystifying Crypto & Web3: A Technical Journey Through 15 Years of Innovation
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
02:58 MIN
Viewing blockchain as another operating system for developers
Why You Should Care About the Decentralized Computing Movement
Unlock Moments
Create a free account to watch a limited number of Moments each month.
Upgrade to PRO for unlimited access to the full archive.
Upgrade to PRO for unlimited access to the full archive.
You have an account? Log in
Featured Partners
Related Videos
A Primer on Blockchain and Hedera: An Intro Through Terms
Ryan Arndt
Blockchain Beyond Crypto: Technology Unlocking Opportunities across Various Industries
John Woods, Arthur Breitman & Vicktoria Klich
Blockchains: One Size doesn't Fit All
Gautam Dhameja
Why You Should Care About the Decentralized Computing Movement
John Woods
Get Started With Blockchain For Your Business
Michael Ionita
Demystifying Crypto & Web3: A Technical Journey Through 15 Years of Innovation
Ed Marquez
Crypto-secure Data Management with In-Database Blockchain
Wei Hu
Blockchain’s effects on gaming economics and concepts.
György László Kiss & Olivér Pintér
Related Articles
View all articles



From learning to earning
Jobs that call for the skills explored in this talk.


Staking Facilities GmbH
Remote
Senior
Linux
Ansible
Terraform
Blockchain
+1

MWAY DIGITAL GmbH
Stuttgart, Germany
GraphQL
Blockchain
Unit Testing
Continuous Delivery
Continuous Integration



CONTIAMO GMBH
Berlin, Germany
Senior
Python
Docker
TypeScript
PostgreSQL


tarent solutions GmbH
Intermediate
Julia
Node.js
GraphQL
Ethereum
Solidity
+2

tarent solutions GmbH
Intermediate
Julia
Node.js
GraphQL
Ethereum
Solidity
+2