Apple’s iMac (as well as its discontinued Thunderbolt Display and Cinema Display) are cool, clean-looking devices. But to me, the sleek appearance comes with one annoyance that I call the “Mac reach around.” When you need to plug in a USB device or a SD Card, you have to reach around to the back of the display. You can’t reach around blindly, either; you have to either turn the iMac or display around to get to the ports, or, if you can’t do that (like if your iMac or display is mounted to to a wall), you have to contort your body in a way to see the ports.
For most people, this is a minor annoyance in the overall scheme of things, and if you never need to plug in anything, it’s not an issue at all. But as someone who tests a lot of gear as well as use thumb drives and portable hard drives, it’s a pain. Front-facing ports would be very helpful, but Apple will never do that. So it’s time to turn to an external USB hub.
Read more here:: IT news – Hardware Systems