+1.

In this case, less is more.

From: Libraries <libraries-bounces@haskell.org> on behalf of David Feuer <david.feuer@gmail.com>
Sent: Saturday, August 3, 2019 1:00:20 AM
To: Haskell Libraries <libraries@haskell.org>; core-libraries-committee@haskell.org <core-libraries-committee@haskell.org>
Subject: Proposal: Remove Control.Monad.Instances

The Control.Monad.Instances module in base has been deprecated since base-4.6.0, which was released in 2012. I believe the time has long since passed to actually remove the module, and I propose that we do so.