although IPC between web pages would probably bring some terrible security concerns Given that CORS and cross-document messaging have largely made the same-ori

although IPC between web pages would probably bring some terrible security concerns Given that CORS and cross-document messaging have largely made the same-origin policy a mere formality, it wouldn't be unsurprising for this to be next. The gist is a lot of people want to treat the browser like a universal operating system, and by definite it will be mangled into one by any means necessary.