Java as a language is quite boring. Java as an ecosystem is interesting; its tooling, libraries, and business-centric culture are worthy of respect and some th

Java as a language is quite boring. Java as an ecosystem is interesting; its tooling, libraries, and business-centric culture are worthy of respect and some thought, even for us rubyistas. Some of the most generic software has been written in Java. In the flexibility vs expressivity spectrum, many Java libraries pick flexibility and it is neat to see how that is accomplished.