Choose your payment method e. But these two examples will complete the identity verification to amounts of energy and cost.
Mining requires high computational power. Because the price of one Bitcoin is very high right now due to the price increase, not everyone gets the possibility to own an actual coin. Miners compete to solve the problem, and the first miner to solve it is rewarded with a certain amount of cryptocurrency for their efforts. Some currencies offer higher staking rewards, while others have higher mining rewards.
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