"We supported The Stranglers in the early days. I tried to persuade JJ to wear one of our badges: 'U2 can happen to anyone'. He said 'fuck off', and rightly so. But I took it badly and we robbed their dressing room - totally cleaned it out."
The song 'Numb' is about how The Edge felt when he split up with his wife. He felt like he couldn't do anything, he was useless. He felt numb.