I'm pretty sure it's out of scope. That's really asking to specify how OS-level 
task switching works. I imagine that Safari-wrapper or whatever has decided 
that when the OS switches back to it it will do a reload, just like when I 
switch back to my mail app it does a sync, and other stuff like that.

> -----Original Message-----
> From: whatwg [mailto:whatwg-boun...@lists.whatwg.org] On Behalf Of Zac
> Spitzer
> Sent: Monday, June 8, 2015 21:10
> To: wha...@whatwg.org
> Subject: [whatwg] Persistent state for homescreen web apps (without
> reloading each time)
> Is it within the scope of the spec to specify whether home screen web apps
> should retain their loaded state when switching from foreground to
> background and back to foreground again?
> Chrome behaves exactly as expected, however, iOS reloads the web app
> each time
> http://zacster.blogspot.com.au/2015/04/broken-web-apps-launched-from-
> ios-home.html
> --
> Zac Spitzer
> +61 405 847 168

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