I wouldn't call this a functional argument, per se, although many functional languages encourage the kind of syntax I'm advocating for here. And some may not...
Basically I write things like `data.map(|x| ...).filter(|x| ...)`, or just `data.fold(|x| ...)` and I'm quite happy.
Basically I write things like `data.map(|x| ...).filter(|x| ...)`, or just `data.fold(|x| ...)` and I'm quite happy.