Certainly, social media has opened up a direct channel of communication between fans and their favorite stars. Sometimes though, when that star posts something that certain people don't like fans and trolls alike will let them know. For the most part, those comments go ignored.
We just learned two things from the events of the last couple of days. Madonna is one of those celebs that does read her comment section. Number two, apparently the 62-year-old is not afraid to get her hands dirty when she needs to.