Facebook is giving you a platform that does one thing But that one thing keeps changing at the whim of Facebook. The service 'evolves' and expects the users t

Facebook is giving you a platform that does one thing But that one thing keeps changing at the whim of Facebook. The service 'evolves' and expects the users to do the same. As a user adjusts to the facebook eco-system, some arbitrary fundamental change comes out, making the user constantly reevaluating their 'friend' relationships. This can be a real time suck.