OpenWRT and 10 Years of Fun with Embedded Devices [30c3]
youtube.com
youtube.com
The new web administration interface will still be written in Lua but they will push all the markup handling to the browser. Embedded systems are probably the best example where having a slim json api together with a rich client side html5 app is the most beneficial.
I'm somewhat intrigued to look into how I could possibly contribute, seems like they need web developers.
http://luci.subsignal.org/trac/wiki/Documentation/JsonRpcHow...