Remember all those nerd types that told you not to use Facebook, not to take everything serious and not to post personal information? Yeah, they are still not

Remember all those nerd types that told you not to use Facebook, not to take everything serious and not to post personal information? Yeah, they are still not popular. There is a lot to critique at professionalism. In a good working environment you don't really need it. But otherwise you are correct. It allows for distance. But social media companies have other goals in this regard.