>"With the merge complete, Ethereum’s long-term roadmap for scalability is now solidified. And with this, it has rekindled an age-old debate: will the future consist of an ‘Internet of blockchains’ or a ‘World of dapps’ on a single chain? Here, Denis explores the growth of modular blockchain design, and how it could become the key to achieving scalability and sovereignty for applications while reducing the cost of building a validator set."