You won't. The potential market is way too small for serious commercial apps. If your software library consists of ports of X or linux apps why not run linux directly then?
Well, I'm not a coder but simply a user, and as I'd say not a novice user, every Linux distro I've used *feels*, and *looks* well, yuck.
GNOME looks like a homemade amateur GUI and just doesn't feel responsive. KDE 3 was OK, but KDE 4 is rubbish.