Update to the touch firmware was just released that vastly improves stylist and touch input. It fixes the double taps when typing on the keyboard. There is also a bios, wi fi and other updates at this link that is highly recommended.
http://www.dell.com/support/drivers/us/en/19/Product/dell-venue-8-pro
http://www.dell.com/support/drivers/us/en/19/Product/dell-venue-8-pro
