I feel as though most people who refer the mass markings pack have been using that pack for so long and are unaware of the legendary markings pack. I don't think there's any real way to put a halt to the confusion other than keeping people informed. If you see someone advising another to install mass markings, simply correct them and let them know that legendary markings is the most recent markings pack c:
I see it quite a few times, but most people (including myself) will suggest using the Legendary markings as it is more used than Aug 22 and has a few more markings than it as well.