An issue of great speculation.
Its the output port for the new direct brain interface. Apple is moving beyond touch and has a new cable that will plug directly into your skull after a brief operation.
Rumors that the new device will allow Apple to implant advertisements into your subconscious mind are greatly exaggerated.
Posted from my iPad WiFi 64GB
Guy’s , don’t rush this is coming from a prototype almost 3 week SZ-BHX (witch i know well) spam all is contact with this design …. last year they also pretend to have the final one and we see their cutting is not right : the case with the hole in lateral and down side … is too early for the final shape be decided