Originally Posted by heespharm
just talked to Jonathan Dow at
www.ifixit.com they are a iPhone parts retailer.... He looked at the headphone jack of an opened iPhone and there is indeed a sticker on the bottom of the headphone jack....
Email him to confirm
Jonathan@ifixit.com
You don't need to prove anything to the knowitalls who are trying to tell you that somehow your experience is wrong... That somehow you'd make all this up for whatever reason.
Just move on and let the cynics be cynical... you'll never change them.