On Wed, Jan 14, 2015 at 2:58 PM, Janusz Majnert <j.majn...@samsung.com> wrote: > On 14.01.2015 14:01, Anne van Kesteren wrote: >> >> Andrea just landed the last patch for the BroadcastChannel API: >> >> https://bugzilla.mozilla.org/show_bug.cgi?id=966439 >> >> https://html.spec.whatwg.org/multipage/comms.html#broadcasting-to-other-browsing-contexts >> >> Assuming everything sticks it'll start appearing in Firefox Nightly >> soon. We thought we'd give everyone a heads up we're doing this since >> it hasn't been discussed much. >> > From quickly skimming the linked spec it looks like the same functionality > (minus sending objects) is already available with the use of WebStorage: > https://html.spec.whatwg.org/multipage/webstorage.html#the-storage-event
It is possible but not trivial (see e.g. http://blog.fastmail.com/2012/11/26/inter-tab-communication-using-local-storage/). Paving such cowpaths is a good thing.