I graduated university really excited that I understood pointers, and that I could implement about 10 data structures from the ground up. However when I got my

I graduated university really excited that I understood pointers, and that I could implement about 10 data structures from the ground up. However when I got my first job at a large dotcom, I got treated as an unqualified beginner because I didn't know Java. 20 years later and I have never had to write so much as a line of code in C, and that makes me kind of sad.