[yieldcrv]

Given the incentive, it can push the hardware in this direction.

Or they’ll do a home network device like implement it like a HomeKit hub. So the plugged in resource has more computational power and feeds it to iphones when nearby. Disconnected, the iphone uses a much more rudimentary one or falls back to Siri or a cloud service.

[smoldesu]

Maybe it will use lasers to paint a smiley face on my wall!

Only two things are for certain; you'll have to pay for it, and it will not be cheap.

[gpderetta]

Your phone can remotely connect to your home device when needed.