It would be comforting if only these classes weren't clogging my hardrive with millions of useless bytes. Some of these libraries take more disk space than the

It would be comforting if only these classes weren't clogging my hardrive with millions of useless bytes. Some of these libraries take more disk space than the frontpage of a news website in the browser cache! And I feel obliged to use them sometimes lest they turn into malware out of sheer boredom.