In our earlier years, we interviewed many passionate people who started decentralisation projects. What motivates them? What’s special about their technologies? What business/funding model do they use?

#23: Pablo Ojanguren - SwellRT Pablo Ojanguren talks about SwellRT, a real-time framework for making decentralized apps. It is based on the Apache Wave protocol. Watch now

#22: Juan Benet - IPFS Juan Benet, founder of Protocol Labs, describes the InterPlanetary File System, a decentralized content distribution protocol. What ways are there to fund protocol development? Watch now

#21: Sam Patterson - OpenBazaar Sam Patterson describes decentralized marketplace OpenBazaar. He's cofounder of OB1, a company made on top of OpenBazaar. How to have competitive middlemen, peer-to-peer dispute resolution and build using IPFS. Watch now

#20: Luis Molina - Fermat Luis Molina, founder of Fermat, a platform for making 'Internet of People' apps. When should we have geographically localised networks? How do we share reputation between applications? Watch now

#19: Zooko Wilcox-O'Hearn - Tahoe-LAFS Zooko Wilcox-O'Hearn, co-founder of Tahoe-LAFS, a distributed cloud storage system. Zooko discusses the long view of a 7 year old project, including changing business models. Watch now

#18: Gavin Wood - Ethereum Gavin Wood, co-founder of Ethereum, a distributed social contract platform. What kind of apps can be built on a block chain? How can this enable financial scrutiny? Watch now

#17: Kenton Varda - Sandstorm Kenton Varda, creator of Protocol Buffers, on his new personal cloud platform Sandstorm. How can we get more open source web apps? Watch now

#16: Sally Carson - Pinoccio Sally Carson talks about Pinoccio, an Internet of Things platform which uses mesh networking. How can it be made easy to use? Can we build a decentralized global sensor network? Watch now

#15: David Irvine - MaidSafe David Irvine, founder of MaidSafe, which lets you pay for decentralizing storage, computation and bandwidth using a cryptocurrency. Why do this, and how will the economics work? Watch now

#14: Aral Balkan - Indie Phone Aral Balkan, founder of Indie Phone, talks both about what motivates him to build a decentralized smartphone, and how starting with a great user experience is key to mass adoption. Watch now

#13: Richard Bartlett - Loomio Richard Bartlett on decentralizing decision making with Loomio. How can user experience help us govern ourselves? Plus crowdfunding. Watch now

#12: Michiel de Jong - Unhosted Michiel de Jong talks about Unhosted, a protocol to separate web applications from where their data is stored. Plus a call for more developers to work on decentralized technologies, and how to get paid. Watch now

#11: Benjamin André - Cozy Cloud After the Personal Computer, is the Personal Cloud next? Benjamin André talks about Cozy Cloud, including thoughts on business models for decentralized services. Watch now

#10: Daniel Silverstone - gfshare Daniel Silverstone, creator of gfshare, on how we can safely keep our (decentralized!) digital keys and coins. Split them up into pieces, such that, say, any 2 of the 3 pieces can reconstruct the original. Watch now

#9: Daniel Siders - Tent Daniel Siders on Tent, a protocol for personal data and communications. How can decentralized standards replace centralized ones like HTTP? Watch now

#8: Bjarni Einarsson - Mailpile Bjarni Rúnar Einarsson talks about Mailpile, a mail client aiming to decentralize email again. Will people ever encrypt email? Can we make it cool to code on email again, and beat the central services? Watch now

#7: Jeremie Miller - TeleHash Jeremie Miller, creator of Jabber, talks about his new distributed wire protocol, TeleHash. What lessons has he learnt about how to make a protocol popular? How does Kademlia work? Watch now

#6: Christopher Webber - Media Goblin Christopher Webber talks about Media Goblin, a decentralized media publishing platform. How can we have a federated alternative to services like Flickr, YouTube and SoundCloud? Watch now

#5: Jacob Cook - arkOS Jacob Cook talks about arkOS, which makes it easy to securely self-host your websites, email and files. What would the world be like if we all hosted our own services? Watch now

#4: Paul Gardner-Stephen - Serval Project Paul Gardner-Stephen talks about the Serval Project, which lets mobile phones make calls without a cell tower. He gives real examples of it being used in disasters today. Watch now

#3: Tony Arcieri - Cryptosphere Tony Arcieri talks about Cryptosphere, an open source P2P web application platform. In the process he describes how this can give more privacy and governance control to users of all kinds of network applications. Watch now

#2: Adam Ierymenko - ZeroTier One Adam Ierymenko talks about ZeroTier One, which creates flat virtual Ethernet networks of almost unlimited size. He describes how this lets people experiment with new ways of using networking. Watch now