I realize that you did not edit this video. However, it is the epitome of a video which has be truncated far too short. People who prepare these snippets inevitably cut off the action far too soon. Videos like this need to run slightly longer in order to let the gravity of the situation sink in.
The only reason I can think that this would be the norm is to limit the size of the video file. But it really damages the effect.
I realize that you did not edit this video. However, it is the epitome of a video which has be truncated far too short. People who prepare these snippets inevitably cut off the action far too soon. Videos like this need to run slightly longer in order to let the gravity of the situation sink in.
The only reason I can think that this would be the norm is to limit the size of the video file. But it really damages the effect.
Most of the free conversion/hosting sites only give you ten seconds max.