Canonical company advises users upgrade Ubuntu 12.10 to Ubuntu 14.04 which is supported for 5 years.
Note also, that Ubuntu 13.10 will end its support in July of this year, and the Ubuntu 14.04 will remain supported until 2019 (for Ubuntu 14.04 other derivatives, such as Kubuntu, for Lubuntu, etc ... they are supported until 2017).
Do you want to remember the above features in Ubuntu 12.10 ? Watch the following video :
I wonder if you still use this version ? And why?