Together with x3 xp/loot, you don't have to rely on others to progress through character or professions degrees. As far as yeah you need to rely on other people and there's a change you would die in content, even but still. Possessing a mono account heroic server could be a fantastic concept, as a mono account player, I truly wanted to play heroic, but such a huge section of the population utilizing"scout" accounts make that almost impossible.