Layer 2: Forget that Expensive ⛽️Gas!

So gas is expensive, as our reader had already figured out in the previous chapter (and, possibly, at a gas station this morning, hello to carbohydrate drivers, but that’s another gas). However, it shouldn’t necessarily always be so (with Ethereum gas, the carbohydrate one must be expensive as hell, so people move on to greener alternatives). Several years after the initial launch of the Ethereum Network, various experts started expressing concerns regarding its scalability [de Tychey].