I’ve been playing with morphing, so far a cube to sphere is the best one I’ve done.
http://www.michaelv.f2s.com/misc/cubemorph.mp4
It’s f2s so you need to use “save link as” It’s 124k and mp4 encoded. (started out at 21.9m)
QT-Pro 6 works much better than 5 did.