Node.js competition is getting strong!

koper writes: The growing popularity of Node.js and Opa, which unify client and server-side coding, is a clear indication that the Web of today is too complex, and the programming model needs to be refined and simplified. While Node.js is an inventive framework based on an existing, popular language (JavaScript), Opa has a lot to offer for those willing to invest time in learning a new language. I hope you will explore these languages further.