I recently purchased a book for my MSC which was only available via a crappy Android app. There was no obvious way to decrypt it to read on a more sensible device, so I resorted to the ancient art of screenscraping. This is a quick-and-dirty way to grab images of the pages and convert them to a standard PDF using Linux. There's a lot more you can do to make the end book more useful, but this'll get you started Lots of Screen Shots With a USB cable plugged into my phone and laptop, I wrote a…