It’s clearly an animated mode of a eigen value analysis. Therefore it’s “displacements” that a structure experience when subject to a vibration at it’s natural frequency. However the actual maginitude of these displacements have no meaning it is only to represent type of deformation shape one would see. If it were stress or strain you would see colors close to the base (support) of the beam.
They believe if you do not earn money or earn insignificant amount then you do not deserve to vote or have a say in politics. You can estimate their thoughts and actions based on this simple starting point.