1) Mostly because I want to exploit everything that Linux offers - and I wish to move out of Gnome on Ubuntu.
2) It's mainly because I'm halfway through the alpha-launch of my web-startup, and have a little time to spare, which I want to use productively. I haven't been 'actively wasting time pondering over it' , it's more like 'been at the back of my mind' sort of a thing.
//edited: making my point more clear.