Sinatra, the Ruby microframework. What were you thinking?Clojure has an approachability problem. In part, this is due to the relatively unusual syntax, but that can’t get all the credit. When it comes to building server-side web applications, a major sticking point is the “lack of frameworks” problem, and more to the point, the common Clojurian’s response: “Clojure users prefer to assemble their o