Energy Efficient. Ouroboros solves the greatest challenge faced by existing blockchains: the need for more and more energy to achieve consensus. Using Ouroboros, Cardano is able to securely, sustainably, and ethically scale, with up to four million times the energy efficiency of bitcoin .
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Is Cardano Safe? Generally speaking, Cardano is a fundamentally safe investment . However, just like other cryptocurrency, ADA is volatile and considered high risk by traditional standards. The team is considered reputable in the blockchain space, with founder Charles Hoskinson being a co-founder of Ethereum.
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