Though the T-Mobile G1 offered only a physical keyboard at launch, the release of the Android 1.5 "Cupcake" update brought a virtual keyboard to the first Google Android handset. What's more, Google ...

(1) A simulated button or keyboard key that is displayed on a touchscreen. Also called a "soft button," "virtual button" or "virtual key," touchscreen soft keys enable smartphones, tablets and remote ...

There are a growing number of wearable devices featuring a touchscreen, such as smart watches, smart glasses or digital jewellery. These devices can receive notifications in many forms but usually ...