Unity is used by one (1) distribution. If you don't like it, switch to a different one. I did; it isn't hard.
The problem is that the other distros are switching to Gnome 3, which sucks just as much but in slightly different ways.
whats so bad abt Gnome3?
"I have more information in one place than anybody in the world." -- Jerry Pournelle, an absurd notion, apparently about the BIX BBS