Squashed commit of the following:

commit 8e19bf65
Author: Grégoire Locqueville <gregoire.locqueville@cnrs.fr>
Date:   Wed Jan 8 18:25:01 2025 +0100

    Remove call to `recursiveClustering'`

    Also removed some dead and commented code around the edited area.

    Note: `recursiveClustering'` was not actually recursive, it just went
    one level deeper.