Where do you want to go today
Linux Mint - an Ubuntu clone - has reached the 4th place as used O.S.
Nowadays Linux Mint or it's dady, Ubuntu Linux can real be good OS for the desktop of your computer. But do not forget the Firestarter firewall and the Chkrootkit or Rkhunter trojan detector.
The picture is a GIMP processed capture of a Linux Mint screen, with Xpenguins walking and studying.