There's a trend for that at the moment, Jeremy Corbyn is doing well for the Labour leadership election in the UK for a similar reason, and part of the Farage charm in UKIP is that he's un-PC.
It's a backlash I think from the years we've had spin force fed to us from well paid spin-doctors. The old political double-speak that promises everything but commits to nothing.
That being said, just because someone is straight-talking and different from the status quo, it doesn't mean that they're going to be a good leader. NSDAP was something different from the norm, so was Communism, and look how well that turned out.
And yes, I know...I'll issue it to myself:
