C with classes, which would be comparable to pre 1.0 rust, started in 1979, so 40 years ago. The first commercial C++ and the book were in 1985 and 34 years

C with classes, which would be comparable to pre 1.0 rust, started in 1979, so 40 years ago. The first commercial C++ and the book were in 1985 and 34 years ago. I'd guess that's a good 1.0 milestone, comparable with rust's 4 years.