This question is obviously asking about Firefox, but for Chrome users, here's how (starting in version 41, a few weeks from stable): http://ma.ttias.be/view-htt

This question is obviously asking about Firefox, but for Chrome users, here's how (starting in version 41, a few weeks from stable): http://ma.ttias.be/view-httpspdyhttp2-protocol-google-chrome http://ma.ttias.be/view-httpspdyhttp2-protocol-google-chrome