Mining is still very profitable, and if it wasn't, these assholes wouldn't be spending their free time trying to convince you not to do it.
Mining is profitable, right now, but will not be profitable for anyone if people mindlessly pile in with thousands of dollars in additional hardware without taking into account the regular 50% difficulty increases every 10 days or so.
There's also nothing like trying to bring people over to your side of thinking and convince them by calling them names.