Recently, I took a 3 month break from Oblivion and got onto Morrowind...and my addiction level there was also 100%...250 out of 250. I now came back and have an extra 4 out of 4!
This topic seems awfully similar to the other "wow, mods are awesome" topic you started http://www.gamesas.com/index.php?/topic/1146865-i-swear/. No need for two.