The word adapt has been taken quite literally by the computer hardware industry. As connection standards evolved, we made adapters to connect the old and the new. Certain OEMs usually tend to adopt new standards immediately and leave behind old, popular ports. This means you need to use adapters if you want to connect devices that came out more than 2 years apart. Why Does This Need Arise? Well, that is a very basic question. OEMs of different devices are, well, different. And they make different choices. If a camera manufacturer chooses the mini HDMI port, but a projector manufacturer only...