Mouse droppings can carry bacteria and viruses like Salmonella, hantavirus, and arenaviruses that may cause serious illnesses ranging from fever and diarrhea to life threatening conditions like ...
The famous Logitech Trackman MarbleFX trackball has four buttons, of which the 4th (red) button was used to emulate a scroll wheel. To enable this, the trackball needs to be switched into a special ...