Its an interesting discussion. I was part of a large guild and alliance which did not allow IL when asking for groups and no-one was "supposed" to be refused a dungeon run. The reality is that a small group of people in the guild sat in Discord and ran the end game content themselves - occasionally throwing a bone to other…
No these are rare task, putting them on a schedule removes this - master crafting should not be simple to complete and doing this de-values the process for everyone else who has achieved this. Have you looked at the AH?