It's familiar territory. Apple loves getting rid of ports that are useful now in favor of those it determines will be useful in the future, and dongles are the obvious stop-gap solution. Floppy disks, FireWire, VGA, DVI—they all got killed off and replaced with electronic appendages. The problem now is there are more devices at play. Your laptop has to connect to phones, cameras, monitors, and speakers—and many gadgets require a separate, special dongle.