- Minecrat computer engineering: Culminated with this playable 3d simplified minecraft clone (CPU+GPU) https://www.youtube.com/watch?v=-BP7DhHTU-I

- Shader computing scene: More of a subculture of an already marvelous subculture, people are finding weird ways to compute with shader

https://blog.pimaker.at/texts/rvc1/ Risc V emulator in a shader https://github.com/SCRN-VRC/SVM-Face-and-Object-Detection-Shader Object detection in a shader

- Cellular automata: people finding awesome patterns, some great project:

https://codegolf.stackexchange.com/questions/11880/build-a-working-game-of-tetris-in-conways-game-of-life https://btm.qva.mybluehost.me/building-arbitrary-life-patterns-in-15-gliders/

- TAS/Speedrun:

https://www.youtube.com/watch?v=qBK1sq1BQ2Q Insane game exploit which uses only player input in order to inject an elaborate rom hack with network functionality https://www.youtube.com/watch?v=O9dTmzRAL_4 Another insane one which work by switching game (!!) during the run

- "Can it run Doom" Scene:

https://twitter.com/sylefeb/status/1258808333265514497 Run a doom map renderer on a FPGA. Not on a classic computer "emulated" by the fpga, the renderer is directly implemented in the fpga https://www.youtube.com/watch?v=c6hnQ1RKhbo Yes doom can run doom

So what are your technical gem?