What is merged mining and who invented it?

According to Paul Sztorc in S14 E13 of the Bitcoin Takeover podcast, it was Satoshi Nakamoto and Hal Finney who first created merged mining in order to allow Namecoin to be secured by the Bitcoin miners.

My 5 hour-long interview with Paul is now available on Spotify, Apple Podcasts & YouTube. If you want to better understand Drivechains and the intentions behind the proposal, check it out.