No, it is supposed to reduce surface area between modules/jars. Before Java9 library creators could only add "internal" to their packages name and hope end user

No, it is supposed to reduce surface area between modules/jars. Before Java9 library creators could only add "internal" to their packages name and hope end users won't touch it. The introduction of modules might actually make version hell even worse: https://blog.codefx.org/java/dev/will-there-be-module-hell/ https://blog.codefx.org/java/dev/will-there-be-module-hell/