There's literally entire areas you don't need to visit if you use the lower difficulties. On the other hand, the extra cash you get lets you buy a lot more stuf

There's literally entire areas you don't need to visit if you use the lower difficulties. On the other hand, the extra cash you get lets you buy a lot more stuff... which you're going to need to accomplish all those objectives. I don't particularly ever wish to revisit The Cathedral. Spent three hours retracing my steps trying to find about 15 gold...