 where everything, even thermal motions, are eliminated. That's really hard. But, well, we do it. We bathe it in liquid helium, for example, bring the temperature down to near absolute zero when there are no vibrations, and then we do the calculation. Like I said, it's a horse race now. Think about it. The bell rang. The horses are out of the gate. Two horses are leading the pack right now. One, China.