Stupidity, like most civil wars.
Fortunately over the past decade a lot of superstitions, like Dunhills being the best pipes ever made, have fallen by the wayside. We smoke in a more enlightened community. Even water flushing has gained adherents as more and more people discovered that their pipes didn't grow branches and leaves as a result.
True, the cob contingent can be as adamant as ever that the cob, favored implement in outhouses all across the world, is superior to any other form of smoking implement. But we also have a greater sympathy for their mental affliction and rather than fire barbs at them, we're more likely to offer them a nice shiny pebble to play with.
We don't make fun of goopers like we used to and we no longer see C&D as the worst brand available, though sometimes it's the only brand available. Esoterica is no longer the parnassus of the tobacco world, just an interesting, if hard to find, option.
Yes, there are people who would sell their children's organs for a Danish high grade, but at least they will think about it for 30 seconds instead of simply sending Junior to the abattoir without a second thought.
Progress is incremental, but it is still progress.