"This is computer science. There aren't restrictions." - It's literally what many people forget when they let themselves constraint by frameworks and claim this and that isn't possible. Very refreshing to see how liberating it is if you go one level deeper.
cnlohr is in his own league, this guy is bordering on genius.
Dissatisfied with the state of the vendor SDK for CH32V003 microcontrollers (ultra-cheap RISC-V MCUs), he created his own [1], which is a pleasure to use. He also has a header-only RISC-V emulator that runs Linux (and Doom!) [2], and hacked an ESP32 to emit valid LORA frames with clever use of aliasing [3].