It's above all the lack of available dev time I think. I don't think it says much about KDE's codebase. One needs to be aware of and get interested at one of th

It's above all the lack of available dev time I think. I don't think it says much about KDE's codebase. One needs to be aware of and get interested at one of these issues enough to take some time to look into it, most probably in there free time, and submit a fix.