For additional clarity, Polygon is its own blockchain. Loopring is, to my understanding, specialized for trading, and perhaps expensive to get started with. An

For additional clarity, Polygon is its own blockchain. Loopring is, to my understanding, specialized for trading, and perhaps expensive to get started with. And there are also other blockchains for which transactions indeed cost pennies, and which are faster than Ethereum. I love Ethereum for what it's provided to the ecosystem, but at the same time, I've never used it.