> Proponents of small functions argue that you don't have to read more than the signature and name of a function to understand what it does; it's obvious what a function called last that takes a list and returns an optional value does.

It's also interesting that in comment to the same article many people argue against PR process. I hardly see how else that level of discipline required not to undermine trust in names of small methods can be maintained for any team with more than 3 developers.