The whole "coke" thing in the South must drive the Brand Management folks nuts. On the one hand, the Coke people must love the notion that their name is synonymous with cola. On the other, they could hate it when something bad happens related to the competition, and it's attributed to "coke."
Imagine a Pepsi recall because of contamination. The headline on the news that night is "coke contamination prompts massive recall...."