text:  to ensure safety and other things, and they cannot be tracked at the moment. And New York City's EMS system, the ambulance system, does 5,000 to 6,000 calls a day. So as the day is worn on, the call volume is starting to spike, and it's getting harder and harder to keep up the pace. So that was the situation in New York City. William White is a technology lawyer based in London. He told me about the global scale of the outage. It's been huge. There's no doubt about it.