the only thing fine on it is angry birds and watching movies. Everything else is not fine, and i'm not kidding either.
You're probably going to get a lot of people here say that's not the case, but then again almost all the people that own mini's on this forum don't do anything on them outside of the above two tasks.
Save your self the hassle of returning it and pick up a brilliant ipad 4. Don't worry, your arms should be able to lift it, despite what people here say, who are apparently not drinking enough milk to keep their bones nice and strong.