What exactly was <i>achieved</i> in the backwards compatibility nightmare that is Gnome 3, for example?<p>This:<p><a href="https:&#x2F;&#x2F;trac.transmissionbt.com&#x2F;ticket&#x2F;3685" rel="nofollow">https:&#x2F;&#x2F;trac.transmissionbt.com&#x2F;ticket&#x2F;3685</a><p>All things UI in Linux distributions go through so much insane thrashing that very very few application developers want to bother. There are no tangible benefits to UI thrashing; people use systems for <i>software</i>, not window chrome!