oops - wrong package - this is the installed utopic package installed on trusty:
apt-cache policy xserver-xorg-video-intel-lts-utopic xserver-xorg-video-intel-lts-utopic: Installed: 2:2.99.914-1~exp1ubuntu4.2~trusty1 Candidate: 2:2.99.914-1~exp1ubuntu4.2~trusty1 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1342675 Title: Random characters in screen text suddenly disappear To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1342675/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp