I've got the feeling this is the kind of language tooling that will get you a 0.5% compiler-specific performance improvement in very specific real-life work cas

I've got the feeling this is the kind of language tooling that will get you a 0.5% compiler-specific performance improvement in very specific real-life work case. Most companies are still busy dealing with their C++98 backlog libraries. I don't expect this to get in production code within 5 to 10 years...