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Can you show me how you would write it? I don't see how this contributes to the conversation unless you show me how or why

These patterns are commonplace for many years now in many languages.

The intention was to show how declarative code can come from imperative with a 'true' one-liner.

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i think his point was that the actual LINQ (language integrated query) is already superior to transposing it back to the functional fluent version. i largely agree, especially when you're doing joins and group by.

i've worked with people in the past who refused to allow any actual LINQ in the codebase (use resharper to convert it to fluent!) even though it essentially became obfuscated.

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