Ubuntu should probably consider following the <a href="http://en.wikipedia.org/wiki/Principle_of_least_astonishment">Principle of Least Astonishment</a>. Now, if the theme is "ugly" when you have the buttons on the right in the "correct" order, then something is wrong with the theme. Correct the theme! Don't force a reordering of the buttons to compensate for a lack of foresight!
Ubuntu should probably consider following the <a href="http:// en.wikipedia. org/wiki/ Principle_ of_least_ astonishment">Principle of Least Astonishment</a>. Now, if the theme is "ugly" when you have the buttons on the right in the "correct" order, then something is wrong with the theme. Correct the theme! Don't force a reordering of the buttons to compensate for a lack of foresight!