#### Clang in Debian via `llvm.sh`:
- https://apt.llvm.org/ (specifically download and utilize https://apt.llvm.org/llvm.sh)
- easier how-to: https://fostips.com/install-clang-debian/ (use method 2, as method 1 is same as above)

#### GCC/CPP in Debian:
- via PPA: https://markusthill.github.io/blog/2024/installing-gcc/
- via compile: https://steronius.blogspot.com/2025/02/installing-cpp-13-gcc-13-and-g-13-in.html
- set default version: https://steronius.blogspot.com/2021/10/set-cpp-9-or-gcc-9-as-default-in-debian.html

#### USB:
- https://hackmd.io/@nerdCopter/H1dtIuUSn