Therefore, DOGE, LTC, and BTC holders do not have the option of staking their coins on a network individually or through an exchange in return for rewards. Only native tokens of PoS blockchains like Polkadot, Cardano, and Avalanche can be staked to earn rewards, representing a passive income. (Ethereum, which was originally designed as a PoW blockchain, is in the process of transitioning to a PoS blockchain).
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