Remove card http://www.whitneymartindesign.com/i-need-for-my-homework/ profession college essay writer  The two touchpads will give players much finer control of movement and action than traditional designs, Valve claims. Underneath the pads are dual linear resonant actuators, tiny weighted electro-magnets that can be programmed to give a variety of force-feedback sensations and can even be used to turn the touchpads into primitive speakers as a "parlour trick," the company states.