Earlier quoted context omitted.
Two questions: 1) Why the anger? 2) What specific tasks are difficult for you to accomplish in Finder or Mail? The default icon set in Mail (seen here: http://i.imgur.com/zYmaw.png ) do not seem to be difficult to parse. Ditto the Finder icons.
1) 2 days with Lion and ten years of Apple fanboys whinging in my ear like angry wasps. 2) Just about everything from the awful toolbar icons (the labels are turned off by default on my MacBook) to the fact that it makes an awful mess of the messages and it's impossible to stick an image attachment in it without it trying to rape you in the eye socket with iPhoto.
It's getting to the point where the use of the word "fanboy" in a thread effectively ends all rational discourse.