Fredrik Harrysson

Episode 35: Testnets with Ethan from Tendermint

July 25th, 2018  |  47 mins 2 secs

blockchain, cosmos, kovan, polkadot, rinkeby, ropsten, testnet

In this episode, we sit down with Ethan (Bucky) Buchman, co-founder & CTO of Tendermint, to talk about testnets. We look into what they are, what purpose they serve and cover examples from Bitcoin, Ethereum, Cosmos and Polkadot.

Episode 34: Blockchain 101: What are smart contracts?

July 18th, 2018  |  43 mins 26 secs

blockchain, dapps, security, smart-contracts

In this episode, we dig into the topic of smart contracts with our guest James Prestwich. We explore what the term smart contract means, where it comes from, some use cases and some of the new challenges that come along with it.

Episode 33: Open Source Incentivization and Sustainability with OSCoin

July 11th, 2018  |  1 hr 5 mins

blockchain, github, incentivization, open-source

In this episode, we sit down with Ele and Alexis from OSCoin to talk about what they are building and the general problem of open source incentivization.

Episode 31: Blockchain 101: Blocks & Block Headers

June 27th, 2018  |  36 mins 38 secs

blockchain101, blockheader, intro to blockchain, tech education

In this introductory episode, we discuss what makes up blocks and block headers. We also cover a bit about state vs history, what exactly makes up a transaction and do a tiny intro to a Merkle Tree.

Episode 30: Open Organizations & Governance with Colony

June 20th, 2018  |  51 mins 18 secs

colony, dao, decentralized web, governance, organisation, smart-contracts

In this episode, we speak with Jack du Rose and Aron Fischer from Colony about governance and open organizations.

Episode 29: The DAO, the white hat hacker group & Giveth with Griff

June 13th, 2018  |  51 mins 48 secs

In this episode, Griff Green shares his story about The DAO, the white hat hacker group & Giveth

Episode 27: Zeppelin and a chat about upgradability

May 30th, 2018  |  47 mins 33 secs

auditing, dapps, smart-contracts, solidity

Coming to you from Buenos Aires this week, we sit down with Demi and Facu from Zeppelin Solutions to talk developer experience, upgradability and their experience building and auditing safe smart contracts.

Episode 26: What and why of eWasm with Lane and Alex

May 23rd, 2018  |  48 mins 42 secs

blockchain, ethereum, ewasm, programming-language, smart-contracts, vm, wasm

In this episode, Fredrik sits down with Lane Rettig and Alex Beregszaszi from the eWasm team at the Ethereum Foundation to talk about WebAssembly (Wasm).

Episode 25: Storage rent with Phil Daian

May 16th, 2018  |  48 mins 18 secs

blockchain, crypto, cryptocommodities, gastoken, storage rent

In this episode, we catch up once again with Phil Daian, researcher and PhD student at Cornell Tech, to dig deeper into the idea of crypto commodities and storage rent.

Episode 24: Blockchain UX and the UXUnConf

May 11th, 2018  |  46 mins 58 secs

blockchain, conference, edcon, technology, ux

In this special episode, we share short interviews about the state of UX in the blockchain space. These were recorded with the participants of the Web3 UX Unconference in Toronto earlier this week.

Episode 23: Blockchain 101: get your full node running!

May 3rd, 2018  |  41 mins 39 secs

blockchain 101, blockchaineducation, fullnode, intro to blockchain

In this episode, we talk about what it is like to set up a full node. Speaking with the Parity community support lead, Thibaut Sardan, we also explore the features of the Parity Ethereum client, the light client, and help answer some frequently asked questions.

Episode 22: Developer Education in Blockchain

April 26th, 2018  |  52 mins 54 secs

blockchain, blockchain education, e-learning, tech education

In this weeks episode, Fredrik and Anna speak with Elias Haase and Rob Hitchens from B9Lab about how to best introduce developers to the concepts and languages in the blockchain space.

Episode 21: Introduction to Zero Knowledge Proofs

April 19th, 2018  |  42 mins 5 secs

blockchain, techresearch, zeroknowledge, zeroknowledgeproofs

In this episode, we kick off the Zero Knowledge Proof series with our very own 'Intro to Zero Knowledge' in which we go through a couple examples that describe the underlying concept of this important field of research.

Episode 20: Ecosystem development with Jon Choi of Ethereum Foundation

April 12th, 2018  |  39 mins 50 secs

blockchain, business, decentralised, ecosystem, ethereum, grants, open-source

In this episode, Fredrik sits down with Jon Choi from the Ethereum Foundation to discuss the latest scalability grants, business models for core infrastructure companies and what's needed in the ecosystem over the coming years.

Episode 19: ZK Summit, sharding, testnets and ASIC resistance

April 5th, 2018  |  41 mins 19 secs

asic, conferences, ethcc, news, rust, sharding, testnets, wasm, zksummit

We welcome Jack back to the show to discuss what's been going on in our world for the past month. We share a little review of our recent event - the Zero Knowledge Summit - and an update from the Taiwan Sharding Workshop. We also discuss the role of testnets and explore the purpose and practice of ASIC resistance.

Episode 17: Discussing Plasma and Storage Rent with Karl Floersch and Phil Daian

March 22nd, 2018  |  44 mins 8 secs

plasma, plasma-cash, rent, scaling, sharding, storage

Plasma is a new type of scaling solution that Karl is helping to develop, and Phil tries to tear it apart. Phil also introduces the topic of storage rent, which is an uncomfortable truth we'll have to face sooner rather than later.