Some people here believe that the problem is just the airplane, and some believe that the problem is poor airmanship/maintenance. But many of us (?most) believe that it is a combination of the factors that led to these hull losses. This is an eye opening article which alleges many abuses that go on inside ET, a carrier that many have suggested is a paradigm of a third world modern carrier:
https://hosted.ap.org/article/5ff095...ds-after-crash