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🌐 dev.toSource
Newtonsoft.Json reads your DTO by its member names through reflection — Customer becomes "Customer" on the wire because the property is literally called Customer — so the moment an obfuscator renames it to a, the JSON your service produces turns into { "a": … } and every consumer
🌐 dev.toSource
An interpolated string has no IL of its own — the compiler picks one of three completely different lowerings depending on your target framework, the hole types, and whether a method opted into a handler. Here is exactly what `$"..."` emits as string.Concat, as string.Format, and
🌐 dev.toSource
The same `x => x + 1` compiles two completely different ways depending on the type it is assigned to. As a delegate it is a hidden method and an ldftn; as an Expression > it is a nest of Expression.Parameter, Expression.Constant, Expression.Add and Expression.Lambda