That little bit at the end about Mehrabian's Rule was particularly interesting.
27. Mehrabian's Rule: A rule proposed in 1971 by American psychologist Albert Mehrabian. According to his research, the influence that someone's behavior has on another person is composed at follows: linguistic information such as speech content (7%), auditory information such as the tone and speed of speech (38%) and visual information such as how someone looks (55%).
Its like they are trying to enforce people to share only positive experiences thereby making Miiverse something that you can look to in a positive light when everyone else shares their positive experiences with you. Like some kind of domino effect.