While web based single page applications (SPA) are hardly a "sweet solution ", any kid can view source and take one apart. I believe that devices are at least

While web based single page applications (SPA) are hardly a "sweet solution ", any kid can view source and take one apart. I believe that devices are at least as accessible today as they were in 1981. Today's systems are phenomenally complicated, but you can start making them do stuff with virtually no extra parts. The web browsers are free. Tutorials online are free. Way better resources these days.