Hi Maxime,
> To avoid a world-rebuild, you could for now make a module (guix build > symlinks) or such? An alternative is (gnu build activation), but then > some (guix ...) modules would depend on (gnu ...). I don't really mind waiting for the next core-updates cycle. This problem has been around for a long time. It wouldn't hurt much to wait a bit longer. If there is consensus on this change, I can send a patch. WDYT? Thanks, Arun