trackball

Logitech is introducing its first new trackball in years. The MX Ergo trackball claims improved precision compared to its predecessors, as well as eight buttons combining modern features with an older use model. The device is also one of the first products by Logitech that supports the company’s Flow technology that enables seamless switching and file sharing between different systems. Trackball History 101 The trackball was invented in 1947, decades before mice and personal computers, for the British Royal Navy’s command, control, and coordination system known as Comprehensive Display System (CDS). In fact, a rolling ball along with four disks to pick up motion were used both for early trackballs and for early mice. However, mice were chosen by Apple, Microsoft, Xerox and others for their...