They are already relative to when the sun rises in each location. People generally try not to schedule meetings when it's going to be the middle of the night fo

They are already relative to when the sun rises in each location. People generally try not to schedule meetings when it's going to be the middle of the night for the other party. I'm not saying we should do away with the entire system of timekeeping. Just adjust work and school start/stop times to be better synced up with natural daylight.