C++ pre- and post- C++11 are really different languages. It’s by far the biggest break (so far in my career) in how the language is used. I’ll gladly debate the

C++ pre- and post- C++11 are really different languages. It’s by far the biggest break (so far in my career) in how the language is used. I’ll gladly debate the detailed trade-offs of many of the newer features, but going back to a world before rvalue references is too horrifying to consider.