The Lightning connector really only had two jobs: be tiny and be foolproof. Apple developed the new port for the iPhone 5, which at the time was simultaneously the largest, thinnest, and lightest iPhone the company had ever made. That made every millimeter of space and milligram of weight matter. For nearly a decade, Apple’s go-to connector had been the 30-pin Dock Connector, which was positively gigantic — about four times the size of a standard Micro USB plug. The Dock Connector was…