For completeness, modern C and C++ compilers ship yet another thread pool, in OpenMP language extension. I sometimes write my own threading support for unusual

For completeness, modern C and C++ compilers ship yet another thread pool, in OpenMP language extension. I sometimes write my own threading support for unusual use cases, but that’s hard to do correctly even with experience. For this reason, in 80% of cases I pick an off-the-shelf implementation instead of doing my own.