How is anyone fine with the 4-month patch delivery schedule?

[Atelier-Bagur]

If the gear doesn't matter, then why does it need to be arbitrarily limited?

To prolong the relevancy of raid content. Without it, you'd get less parties wanting to rerun it since people will get what they need within a week, heck maybe less than a week. And then we'd have even more people complaining about not having much to do.