This, absolutely. I don't think any of my javascript, python projects, or even golang (pre-modules) would even build after a clean checkout. My maven projects?

This, absolutely. I don't think any of my javascript, python projects, or even golang (pre-modules) would even build after a clean checkout. My maven projects? Sure they will build, and the tests will run just like the last time. Java is not exciting, it's just fine. I really don't get the level of hate Java gets in certain circles. It's like people are putting their entire identity on the line based on their currently preferred programming language.