This driver is activated but not in use

Trying to get the native Nvidia drivers working on Ubuntu 12.04? http://ubuntuforums.org/showthread.php?t=1801184 

sudo apt-get --purge remove xserver-xorg-video-nouveau

http://whyareyoureadingthisurl.wordpress.com/2011/09/17/nvidia-geforce-210-on-ubuntu-11-04/

http://askubuntu.com/questions/178174/nvidia-gt218-repository-drivers-dont-work

Never mind, it appears to be a Flash issue on Ubuntu, which does not access your GPU for rendering videos:

http://askubuntu.com/questions/193062/higher-cpu-usage-in-ubuntu-12-04-than-windows-7