Oh, and I almost forgot to say that. The editor is also used at serlo ( http://en.serlo.org/serlo http://en.serlo.org/serlo ) which is the largest educational p

Oh, and I almost forgot to say that. The editor is also used at serlo ( http://en.serlo.org/serlo http://en.serlo.org/serlo ) which is the largest educational platform for germany with 1 million MAUs. So there's really little chance of this being discontinued over the next 4 years.