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.

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.

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.

This week we sit down with JP Smith from the software security firm Trail of Bits to talk about process of doing security audits in the blockchain space.

Fredrik has a chat about consensus algorithms with Parity Technologies in-house consensus expert Robert Habermeier. We cover what a consensus algorithm is and how they work. We try to explain some common terms like safety and liveness, what a fork choice rule is and how real-world constraints like networking play a role in your algorithm design.

In this episode, we do a deep dive into the DFINITY protocol project and their recently released whitepaper. We speak with Robert Lauko, Research Associate working on the project, about their ongoing development and we explore some of the innovations DFINITY aims to incorporate into this new blockchain.