You mean like that time the iPhone lost a significant amount of signal when you held it to make a call? Or how the vast majority of Apple computers struggled with heat related issues until the past 5ish years?
The whole AntennaGate was overblown. Apple continued selling the same unmodified GSM iPhone for four years with little controversy after the first four to six months.
I had the iPhone 4. The antenna was a non issue.
Maybe for you, but enough people experienced it for a class action settlement: