I remember Fortran, but never used it on the HP only IBM. Along with COBOL (for decades) and even PL/I which was a combination of Fortran and COBOL. I used to have a long list of languages I could code in, but I've always wished I had done more in C++, that's where all the really fun stuff eventually was programmed in. Once I had successfully written some financial programs, I tended to be the one to rewrite a lot of accounting and invoicing software. Bleh...