Welcome back to the world of Force Sensitive Resistors (FSRs), and a revision of my original entry in 2015. https://www.edn.com/arduino-fsr-experiment-and-a-garbage ...

Cutting corners: AMD's FSR 4 upscaling is far more competitive with Nvidia's DLSS when compared to previous iterations, but it is not open source and only supports the company's latest graphics cards.