Let’s talk about Layer 2 networks.
In March 2024, Ethereum’s Cancun upgrade introduced blob data (EIP-4844), significantly reducing the cost of writing data to the mainnet for Layer 2 networks.
To be honest, I hadn’t paid attention to this point before: before moving assets from Layer 2 back to the mainnet, check whether you’re using the official bridge or a third-party cross-chain bridge—the transfer speed and risks differ.
$ARB and $OP are the governance tokens for Arbitrum and Optimism, respectively.
It’s best to only put in money you can afford to lose.