It's chaining functions with a dot, just like you do in typical OO languages. When it's OO, it's a virtue that everyone loves - a "fluent interface". When it'

It's chaining functions with a dot, just like you do in typical OO languages. When it's OO, it's a virtue that everyone loves - a "fluent interface". When it's FP - oh it's unreadable! Why don't they just break every line out with an intermediate variable so I know what's going on!