“What we do know is that Apple has been internally testing Time Capsules to cache Software Updates for both Mac and iOS devices,” Weintraub reports. “The way we’ve heard it works is that the new Time Capsule learns which devices connect to it via Wifi. It then goes out to Apple’s servers and downloads Software Updates for those products.”
Weintraub reports, “When the user wants to install the software update, the Time Capsule, which is also the router, routes you to the locally stored update, rather than downloading the whole thing over the Internet.”
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