Get
scenes_transition_times.rbfrom http://morisdov.googlepages.com.Drop the plugin into your plugins folder and restart SketchUp.
Go to Plugins | Scenes Transition Times.
Type values (in seconds) into the boxes (-1.0 leaves it as default).
Play the animation again to see the difference.
Now find the scene in which you're turning your head to look at the box. Type 4 here.
Play the animation again to see the difference.
You installed a plugin that allows scene transitions to be adjusted individually. You then increased the scene transition time to four seconds when you turn to look at the box beside you. You may have worked out that the value goes in the box relating to the scene after the one you need to edit.
Note that the animation is still jerky. This may be good enough for your current project, especially if you stitch together different scenes into a collage of moving views in your video editing software. You just cut...