December 1, 2019 Cardano to launch incentivized PoS testnet on December 9.

The Shelley network will allow participants to stake and delegate testnet ADA tokens, earning mainnet ADA tokens in the future. The network plans to have delegation and incentive mechanisms, including stake pools. Since the 2017 token sale, Cardano has operated as a federated network with limited smart contract functionality and a closed validator set.