Exactly and fruit mixing may commence at noon. Do you realize how many sober people there would be if everyone had to wait until midnight? For gentlemen such as myself that does not pose a problem because I refuse to mix ice with my CR.
And continue until noon the next day, if that's what it takes to cure one's ellipses. Some soda or ginger ale is useful, too: one doesn't wish to get dehydrated.
Ice in CR - unnngh.