used in 3d graphicsfix devicemovement detection using strain judgecan move cursor at any directionmore efficient then trackball
Spaceball Revolution happened in 2009.
Spaceball Revolution was created on 2009-09-11.
Spaceball - Larry Young - was created in 1976.
A trackball has a ball that can rotate any number of turns in any direction. A joystick has a lever that can be tilted a few degrees (typically 60°) in (usually) 4 directions.
Spaceball - Battlestar Galactica - was created on 1980-03-30.
Spaceball
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You cannot change the trackpad out for a trackpad. If you want a trackball you need to get a Blackberry with a trackball such as a Tour 9630 or Curve 8330.
One can buy a Microsoft Trackball from Amazon for about $125. Some of the features include precision trackball design, five buttons and a wheel for scrolling and zooming. The Trackball is a sophisticated mouse for a laptop or a PC.
AnswerAccording to the web site www.trackballworld.com the trackball was invented in 1949 by two Canadian engineers working on a new radar system. Full reference citation: http://www.trackballworld.com/trackball-history.htmlTom Cranston and Fred Longstaff invented the trackball.
A wireless trackball mouse can be purchased from many different retailers and stores. Some examples of stores that sell wireless trackball mouses include NewEgg and Radio Shack.