Too Long; Didn't Read
Before we dive into what has happened, let’s address some Cardano-basics first. Cardano is the name of the ecosystem, of which the cryptocurrency (ADA) and smart-contract platform are main features. Cardano has been running its own mainnet since September 2017 but is still a work-in-progress, of which the roadmap runs through 2020. After the roadmap is completed, Cardano will be a self-sovereign infrastructure layer that is governed through a liquid on-chain democracy where stakeholders determine the future course of the system. Until then, Cardano is ‘federated’ by three entities.