> it could be argued that even in C++, one needs to keep up with the C++11/C++14 curve It would be a poor argument. An accomplished senior level candidate may

> it could be argued that even in C++, one needs to keep up with the C++11/C++14 curve It would be a poor argument. An accomplished senior level candidate may not not follow all the proceeding of some language committee, but could have all kinds of important technical and non-technical skills. It's often more valuable that your engineers understand your problem domain well, produce code with a low defect rate in a steady rhythm, encourage others to excel through management or mentoring, etc.