-# It might be enabled just unconditionally, or pulled-in on-demand by
-# broken or non-hotplug-aware services that assume a fully populated
-# /dev at startup.
+# If needed, to work around broken or non-hotplug-aware services,
+# it might be enabled unconditionally, or pulled-in on-demand by
+# the services that assume a fully populated /dev at startup. It
+# should not be used or pulled-in ever on systems without such
+# legacy services running.