• Digital currencies have no physical properties and are only available in digital form. Computers or electronic wallets connected to the internet or specified networks are used to conduct digital currency transactions. Physical currencies, on the other hand, such as banknotes and minted coins, are palpable, meaning they have distinct physical qualities.
• Centralized and decentralised digital currencies exist. Fiat currency is a centralised system of production and distribution by a central bank and government agencies that exists in physical form. Decentralized digital money systems include well-known cryptocurrencies like Bitcoin and Ethereum.
• Cryptocurrencies include Bitcoin, Mana, Ethereum, and others.
• Cryptocurrencies are classified as virtual currencies because they are unregulated and only exist digitally.

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