I wouldn't bother with most creators, they often create content for beginners as that is the best way to rake in many views. IMHO the best strategy to get high

I wouldn't bother with most creators, they often create content for beginners as that is the best way to rake in many views. IMHO the best strategy to get high-quality content for specific topics is to look for conferences that post their talks. Personally I enjoy e.g. the CppCon and RustCon channels, as well as the PyCon one. There are some other sites like media.ccc.de where you'll find a ton of technical videos as well.