Who said anything about "Maemo only?" We were talking about Qt in general.
... that still leaves Dui* existing in a rather odd not-in-mainline-not-in-any-other-platform-than-maemo type void ...
The onus is on you to explain why in 2009 I would need more than one API for all of my applications. Desktop or otherwise. Or don't you believe in write once, run everywhere? Rergardless, some of us do. Hopefully w00t is going to get to the bottom of this.