Bug Fixes in KDE Base
Oxygen: avoid calls to reparseConfiguration() on startup.
strace -e open kate |& grep -v NOENT | grep oxygenrc | wc -l
went from 8 to 4
(and when looking for kdeglobals, from 13 to 11)
There's still a lot of work to be done in that area...
(within KConfigSkeleton, and probably kdeplatformtheme)