The first two types of friendship are easily broken. These friendships are driven by one’s utility and pleasure. Particular when benefits is achieved or a change of common interest, these friendships will most probably fade off. However friendship based on goodness are usually long lasting.
Absolutely. The dissonance arises when one of you believes the friendship is a friendship of the good and is loathe to admit or acknowledge that it is, in fact, a friendship of utility (or even pleasure). I have recently had to acknowledge that with several people I (mistakenly) believed would be in my life forever. It doesn’t make them villains (or me a saint!); it just is what it is.