The word for a barrier that is five yards high and costs around $600 per linear foot is not 'fence.' On the one hand, in constant dollars, that is admittedly less than the Maginot Line. On the other hand, no one ever tried calling the Maginot Line a 'fence.'
UN: Gaza could be 'uninhabitable' by 2020 if trends continue (AP)
from the article: A fence, but not a solution on the Israel-Egypt border