The sender may simply in legal offences such as abuse of private Internet defamation is introduced or for creative destruction has only a thin line divider and ethical consciousness of the address that users will make the technology is adopted, then the true benefits.
Sender it may fall short of legal offenses, such as violations of personal rights. Defamation Internet is used constructively. Or for a break with only a thin line separates. The conscience and ethics of the technology used to make it truly useful.