Things get a lot better when you can use Railway Oriented Programming but C# isn't built for it. There is certainly a trade-off: explicit function contracts or nicer nesting. At this point in my career I choose the former and then lean toward languages that support both (F#).
Ah functional programming... you know what they say - it's like communism - most arguments against communism can be applied to functional programming as well:
You seem like a nice person.
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