http://www.trolltech.com/products/qtopia/opensource пишут: These files are for Open Source use only. If you are a commercial developer then please go to the commercial Qtopia evaluation page and apply for a supported evaluation instead.
Ниже: The Qtopia Open Source Edition is provided under the GNU General Public License v2.0. This specifies that you may freely use the Qtopia Open Source Edition for:
* Development of open source/non-proprietary software that is also released under the GPL license. * Compiling and running GPL software developed by others.
Это вот каким таким чудом GPL разрешает только сompiling and running GPL software developed by others?