The last one was three years ago. And the last concerted campaign was almost a decade ago. That one is wearing pretty thin. Of course, you know, living in Israel, that the barrier does not stop hundreds of young jobless Palestinian men from sneaking into your country every day in hopes of a few shekels for weeding your beautiful lawns and washing the dishes in your fine restaurants. If you don't know it, ask your Oz police unit. The barrier is there to humiliate and degrade ordinary Palestinians and thus break their will to resist.