Rsvp to wasted time

If the multitude of establishment executives spent one half the time spent at cocktail parties doing something constructive or creative Guyana would be an infinitely better place. In fact, there is probably enough cocktail time in a couple of years to increase GDP by 2% per year or write a few novels the length of War and Peace and still have quite a few hours to spare.
Cocktail parties are a big mystery. What purpose do about 95% of them really serve? Surely not to entertain friends. That can be done infinitely