Sure. We've looked at different avenues such as time pools, where the on-call employee protects a certain window of time each day. Instead of having 10 employees on a board waiting to go to work, you have them split up into three groups of three employees who protect a certain time.
You know that if you're rested for eight o'clock in the morning, you have to protect for a call between eight o'clock and, say, two o'clock in the afternoon, and then you're not expected to protect a call in the next period. Somebody else is. That way, it reduces the fact of your getting fatigued again waiting to go to work. There are all these examples out there of time pools or scheduling assignments that address that issue of anticipation, but they've all been removed from....