On Fri, Jun 13, 2014 at 12:57 PM, Eric Sandeen [off-list ref] wrote:

I don't know what device you're running on,

At least Nexus devices that will get updates. :)

but figured it might
be worth pointing out that not all hardware even supports this
capability.

True.
For future devices, the feature will be for certain eMMC devices,
certain kernels, certain FSes only. All stuff that we don't control,
but we can give advice on.