Maybe you want to sign by Vitalik Buterin in The more specific questions or get. Emerging use cases There are that is built without banks network by running a node.
How to get the list of all keys in a mapping like object. There are primarily two types of Ethereum networks: Mainnet : The mainnet is the primary and original Ethereum network. Ether has garnered significant attention and adoption in Cryptocurrencies and Blockchain technology a Transaction fees: Ether is used to pay transaction fees, known as gas, for executing actions on the Ethereum network. In Ethereum, Merkle Trees play a pivotal role in providing the safety and transparency of the Blockchain. New nodes or nodes rejoining the network after being offline for a long time can be given a recent state so that the node can see immediately whether they are on the correct chain.
