This Espressif ESP32-Powered 4G "Smartphone," Programmed in the Arduino IDE, Packs The Essentials

https://lemmy.eco.br/post/21383903

It is ridiculous. What is needed is a support for advert & bloat & forced updates free smart phone, not reinventing the wheel. Yes, someone must be first - but it is about software, not hardware.
This poster has never made an LED blink and it shows.