I wasn't aware of a specific limit. Those were very legit "QA lapses" (to quote one Apple genius). I had three iPhone screens separate from the housing despite

I wasn't aware of a specific limit. Those were very legit "QA lapses" (to quote one Apple genius). I had three iPhone screens separate from the housing despite never having been dropped, and two other iPhones lost all cellular connectivity. I diligently collected data points and such until another genius told me to LOL forget it, and replaced the phone.