I guess the problem was more that the guy was a jerk or not willing to learn. I do remember a C++ guy who would only ever do stuff in text files refusing to use

I guess the problem was more that the guy was a jerk or not willing to learn. I do remember a C++ guy who would only ever do stuff in text files refusing to use a database which was ok up to a point, until it wasn't. What I meant was that someone who has the competency to understand complex C/C++ will not struggle to learn to work well with Java/C#