Migration: Windows to Linux

Here I am with my Ubuntu System (10.04 Lucid Lynx), migrated from windows. Why? well I like to keep exploring new things. So whats new? well I tried following following distributions

1. OpenSuse 11.3 DVD version.
2. Ubuntu 10.04 (Lucid Lynx) 1CD version

So what did i found about? Well lets break it down to some criteria.