By Joe Wikert Source: O'Reilly Tools of Change for Publishing http://toc.oreilly.com/2013/04/current-state-of-formats-and-platforms.html#.UVw7TcgbMbg.twitter Remember the old days when PDF was pretty much the only way to distribute content and those PDFs were read on computer screens? PDF still lives, of course, but now we’re also faced Read More