I did a similar one (a markdown/stickum mashup) a few weekends ago. - http://ronin.io/md http://ronin.io/md My interface isn't nearly as friendly or clean. But

I did a similar one (a markdown/stickum mashup) a few weekends ago. - http://ronin.io/md http://ronin.io/md My interface isn't nearly as friendly or clean. But tab indention works, so I got that going for me at least.