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by jkarneges 3917 days ago
We've built a pretty cool library for Express that makes it easy to do WebSocket stuff through Pushpin (a proxy server). http://blog.fanout.io/2015/03/09/stateless-websockets-with-e...

Not that this was covered in the article, but it would be a reason to choose Express as the backend. It would be cool to build something similar for Koa though.