For all their current prestige Osama bin Laden and the suicide bombers are still regarded in all but the most desperate districts of Gaza or Peshawar as romantics with little chance of more than symbolic victories however bloody and brutal. That gives both the Middle East and the West a small and distant hope of security.
The more bombers the less room for doves of peace.
Most of the approaches to peace between Israel and the Palestinians have been directed at trying to resolve the most complex problems like refugees and Jerusalem which is akin to building the pyramid from the top down.