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For many users, the first confusing moment in crypto does not come from buying assets or creating a wallet, but from sending a transaction. A simple transfer suddenly includes an additional cost — sometimes negligible, sometimes surprisingly high — labeled as a “gas fee.” This extra charge often feels arbitrary, especially to newcomers encountering it for the first time. Yet gas fees are not accidental costs layered on top of crypto networks. They are structural components of

At first glance, blockchains appear to do the same thing. They record transactions, secure them through cryptography, and make the data publicly verifiable. Yet anyone who has used more than one blockchain quickly notices a stark difference: some networks confirm transactions in seconds for negligible fees, while others are slower and significantly more expensive. This variation is not the result of inefficiency or technical immaturity. It is the outcome of deliberate design