I've worked with large scale monorepos in FAANG - as a rule, they all suck. Eventually you always end up in this place where you have to understand, and be prepared to debug the entire universe just to build hello world.
Totally agree. For complicated system, this essential complexity won't go away no matter how you make the UX "friendly". But good tooling will help users grow to understand the challenge of the problems as well as to appreciate the power of the solution. For people who are really interested in the solution, they will eventually dive deeper: https://edolstra.github.io/pubs/phd-thesis.pdf
