We have reached the end of our introduction to making musical apps with libpd. It’s been a short book, but then again, libpd is a small library. You now have all the technical knowledge you’ll need if you want to make musical apps for Android and iOS. You have learned how to patch for libpd, how to code with libpd, and how to define the interface between audio and application code. Of course, many challenges remain—coming up with a good idea, creating a great patch, designing a compelling user interface, tweaking parameters until they are just right, and so on. All this takes work and patience and experience, but the potential payoff is immense. I truly believe that artists and engineers have barely begun to explore the ....