Stack Exchange network consists of 182 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
I am a TeX user for more than 30 years. And I still use (and like)
plain TeX---always enhanced by macros that are required for my current
CTAN packages and MMIX package mmix.tex
Alphametics about DEK, TeX, C&T, and TUG