I guess my issue with that approach is if you accidentally delete a logistic group before clearing, you end up with a bunch of orphaned logistic requests. To me, the most ideal approach would be a confirmation and maybe a tick box saying, "Remove logistic requests on delete" if more flexibility is ...

When deleting a logistic group, the requests still stay. It would make more sense for anything using that logistic group to remove the requests when said group is deleted. This should also apply to anything using that logistic group; requests in roboports, tanks, the player, etc. This could help ...