Great article on this from Brian Winter of Americas Quarterly. Argues that Rousseff deserves credit for standing up to corruption but that she was totally out of her league in the presidency.
http://americasquarterly.org/content/final-defense-dilma-rousseffMeanwhile, if you take a cynical view of politics, Rousseff being impeached is excellent news for Lula to win power again next election. If the country had continued downhill with Rousseff in charge her full term, his party probably wouldn't've won then.
