AFAIK Google has done all of these things for some years. I regularly use it for the sorts of calculations mentioned in this article, such as: http://www.goog

AFAIK Google has done all of these things for some years. I regularly use it for the sorts of calculations mentioned in this article, such as: http://www.google.com/search?q=2TB+%2F+1.25+MB%2Fs http://www.google.com/search?q=2TB+%2F+1.25+MB%2Fs