You're absolutely right! .... and that's because the mainframe industry is so heavily gatekept that the information feels practically word-of-mouth between a c

You're absolutely right! .... and that's because the mainframe industry is so heavily gatekept that the information feels practically word-of-mouth between a circle of old greybeards that don't want to let the kids touch it. Always wanted to even get my hands on ZD&T but IBM never thought I was worthy enough.