I️ think the answers is schizophrenia because they see different things and also hear things as well
PowerPoint Presentation or Keynote: This is the most used presentation format. Almost everybody either using it from their own computer or getting it done from the PowerPoint designing agency. In fact usage of PPT & Keynote is so high that PPT or PowerPoint become a synonym of Presentation.
No one would be able to stop moving, and the ball wouldn't stop moving.
