catch instance Foldable ((, ) a)

[Zemyla]

On Fri, May 29, 2020, 09:43 Henning Thielemann <
lemming at henning-thielemann.de> wrote:

>
> You can also call it a beginner's problem to use tuples everywhere, where
> custom data types would be the better choice.
>

Except the Prelude uses tuples everywhere, as do hundreds of libraries
based on it, and rewriting all the functions which use them for every
single decorated data type you plan to use is a waste of programmer time
and effort.

>
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