Hey team, author here: I agree with the statement that composition won't make the code unreliable. When I wrote mistake, the kind of mistake I was referring t

Hey team, author here: I agree with the statement that composition won't make the code unreliable. When I wrote mistake, the kind of mistake I was referring too was a mistake in abstraction boundaries, rather than execution. (for an extreme case consider a DSL: if you abstract a DSL from only one example, you'd likely get the core abstractions wrong)