Hacker News Reader

I couldn't find any (easily accessible) info about what it actually uses to communicate. Is it long-polling, websockets, something else?

What kind of browser compliance is there?

View on HN

It uses a variety of techniques, depending on what is available on the client. When possible we use web sockets in the browser, but have other methods we can use when they're not available.

Reply on news.ycombinator.com