The fact that something is scarce doesn't make it a store of value. Scarce simply means is in short supply, but prices aren't determined by supply alone, they are determined by supply and demand. Moreover, if an asset is in fixed supply, then its price is determined entirely by the demand. This means such an asset will only be a store of value if the demand for the asset remains strong over a long period of time, whi…
People need ETH for:
* Paying transaction fees to use the network. For example, Visa is now settling payments with card issuers using USDC on Ethereum, so Visa needs to pay these fees with ETH.
* Collateral in financial applications: Over 11 million ETH (over $24 billion) have been locked as collateral in various financial protocols
* Staking & validating: In the same way that Bitcoin miners must purchase mining hardware to earn money, Eth2 validators must purchase ETH to earn staking rewards