Ethereum switched from mining to staking, and changed its fee mechanism to burn the base fee—which upgrades brought about these changes?
Ethereum’s development history is worth understanding.
In recent years, Ethereum’s upgrades have focused on a few areas: switching to proof of stake, optimizing the fee mechanism, and reducing data costs for Layer 2 networks.
Be wary of claims of high returns.
$ETH has been Ethereum’s native currency for paying gas since the mainnet launched in 2015.