It is SO easy to accidentally perform some other type of input while trying to perform two commands too quickly. (gamerstemple.com)
Another thing to keep in mind when you purchase an adapter is getting one that has options for multiple types of input plugs. (nobackhome.com)
Connectivity for the USB devices have been now enhanced, as the users can attach many types of input devices (keyboards, mice, game controllers) and digital cameras. (androidadvices.com)