There are a few legitimate reasons to not wear techeiles that some gedolim do hold by, such as requiring a mesorah to re-institute or R’ Chaim Kanievsky’s interpretation of “nignaz” to mean quite literally hidden from us until the yemos hamashiach.
There are a few legitimate reasons to not wear techeiles that some gedolim do hold by, such as requiring a mesorah to re-institute or R’ Chaim Kanievsky’s interpretation of “nignaz” to mean quite literally hidden from us until the yemos hamashiach.