There are multiple problems with trying to ‘design in’ fun or playfulness. Different people have different ideas about what’s fun, for example. The only way to even possibly add fun to a workplace is if every employee has the same personality, life experiences, etc. For example, even if all employees seem to be similar, say people in their late 20s and early 30s with the same sort of educational background and personality/culture profile, if some of these individuals have children…