Using the proprietary NVIDIA driver on a hybrid graphics system, with PRIME synchronization enabled
perform any action causing a QtQuick window to be created by KWin, for example, triggering the
application switcher dialogue with alt + tab.
Ensure the desktop does not temporarily freeze.
Note, this required a Qt build that includes commit 0c1831178540462da31fd7a4b6d2e446bc84498b
resolving a bug that prevented the changing the swap interval.