https://bugs.freedesktop.org/show_bug.cgi?id=97273
--- Comment #1 from Dieter Nützel Dieter@nuetzel-hh.de --- Argh.
Should read (the other way around):
look at the aquarium: ~30 fps -> ~20 fps and below look from inside (diver): ~60 fps -> ~40 fps
All the other stuff stays.