Yes, failed is a bit harsh, but see how difficult adoption has been? A near apocalypse of ipv4 is required before the leap occurs. My point, though, was simply to illustrate how insane it sounds for a bunch of random people to do what an organized and financially backed group even struggles with.
GNU/Linux? Firefox also turned out quite a bit better than IE. I'm aware that money and organization are involved in both of those endeavours, but the amount of each is miniscule by comparison.
