Ok, but if you're reading code for the first time, you're going to have to store the intermediate parts in your working memory somewhere. And if you don't have

Ok, but if you're reading code for the first time, you're going to have to store the intermediate parts in your working memory somewhere. And if you don't have a mnemonic, like, a name, then "the return value of the lambda after a split" is a lot harder to remember. Naming things is hard, but it's also important.