Vitalik Ends Devcon Talk With Sing-a-Long About Failed Ethereum Ideas ByRachel Rose O'LearyPRO INVESTOR Updated: 05 August 2021 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. At the Devcon4 developer conference, the founder of ethereum presented the current roadmap to a more scalable network – and a song.