Guava was really popular 10 years ago, after that other libraries have caught up, not to mention Java itself. And IntelliJ was once indeed the standard but is

Guava was really popular 10 years ago, after that other libraries have caught up, not to mention Java itself. And IntelliJ was once indeed the standard but is slowly becoming the new Eclipse because it's so bloated. I recently tried VS Code and I was amazed how fast and lean it was, I am definitely switching.