Since when was 10.10 an LTS release? 10.04 was an LTS release and 12.04 was an LTS release. All in between were intermediate releases.

10.10 is an 18 month support release, which long passed.

http://en.wikipedia.org/wiki/List_of_Ubuntu_releases#Version...

10.04 and 12.04 are the only ones with current support.