For instance, you can't actually use an application that depends on the WebSocket rev76 API in Firefox 3.5/4, Opera, or Safari 6.0 or less. Given all the issue

For instance, you can't actually use an application that depends on the WebSocket rev76 API in Firefox 3.5/4, Opera, or Safari 6.0 or less. Given all the issues with the rev76 WebSocket spec [1] and the reason it isn't present in either Firefox 4 [2] or Opera [3], maybe you shouldn't be using it in the first place. [1] http://www.ietf.org/mail-archive/web/hybi/current/msg04744.html http://www.ietf.org/mail-archive/web/hybi/current/msg04744.h... [2] https://hacks.mozilla.org/2010/12/websockets-disabled-in-firefox-4/ https://hacks.mozilla.org/2010/12/websockets-disabled-in-fir... [3] http://annevankesteren.nl/2010/12/websocket-protocol-vulnerability http://annevankesteren.nl/2010/12/websocket-protocol-vulnera...