I'm going to have to apologise and eat humble pie because, unbeknownst to me (and found through your link), the HTML standard actually has a section called "Off

I'm going to have to apologise and eat humble pie because, unbeknownst to me (and found through your link), the HTML standard actually has a section called "Offline Web applications" [1]. [1] http://www.whatwg.org/specs/web-apps/current-work/multipage/offline.html http://www.whatwg.org/specs/web-apps/current-work/multipage/...