"Building your project in a niche language (not just Clojure, but ClojureScript) is a risk." If you are writing a tool to help java programmers program in java

"Building your project in a niche language (not just Clojure, but ClojureScript) is a risk." If you are writing a tool to help java programmers program in java then writing it in java makes sense. The problem is he was writing a tool that was not cutting edge enough for the clojure folks, and not easily approachable for its main users.