n0 > Find a senior posek who approves of thirty year olds that can’t remember what their father did but will pick up any chumra in the newest publication.
As Avira says, the yeshiva movement raises up average observance level by establishing their own norms. It generally achieves the intended purpose and saved several generations of Yidden not just from spitting on their jackets but from outright assimilation. Of course, with such tremendous growth, most of the 2nd and 3rd generation of teachers are the product of the system and your call for remembering what their parents do falls on deaf ears. How do we combine successes of large-scale education with keeping deeper Jewish values?