Cardano is a smart contract blockchain platform similar to Ethereum. The difference is a two-layer architecture and a scientific approach to implementing network renewal.
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The Cardano Blockchain is the brainchild of Ethereum's early contributor Charles Hoskinson and he maintains a key position in the Cardano ecosystem as CEO and founder of IOHK (Hong Kong Input Output). IOHK is a research and development company focused on the blockchain that has been contracted to build, design, and maintain Cardano until 2020.
Cardano's approach may not be universally superior. Ethereum for example smart accounting bundles and contract information together. This provides an advantage because there are additional checks for fraudulent activity because more data is stored by network miners.
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This assignment solution and the transfer of fiduciary responsibility by the ADA holder to the stake indicate that Ouroboros might be closer to delegated proof of ownership compared to proof of ownership when fully launched.
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