How generosity became cringe

“Elon Musk, Ryan Seacrest, and Chris Anderson of TED, consider yourself challenged,” Bill Gates bellowed from his garden.

Beaming, he tugged on a candy cane-colored rope that dumped a barrel of icy cold water over his head.

“You have 24 hours.

Good luck.” It was the scorching hot summer of 2014, and the ice bucket […] ...