In this world nothing is permanent, So similarly Facebook is not much popular social networking site at this point. In past years there was a website which is Orkut, that is very much popular at that time. After coming Facebook, in 1-2 year orkut almost shut down.
Facebook is very much know for security, that’s why people share their personal life on it. But after that news where people get to know about facebook data leaked. People are deleting their account.