Will this filter back to 3.15 or earlier? If so, how quickly? It'd be awesome if it filtered back before the ubuntu 14.04.2 release. This is on the Mint Linux release notes below which points to the ubuntu bug listed. http://www.linuxmint.com/rel_qiana_xfce.php https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1309578