Gruber: AI Is Infrastructure, Not Apple's Next Killer Product

John Gruber pushes back on Steven Levy’s Wired piece arguing that Apple’s incoming CEO must ship a defining AI product or watch agents obviate the iPhone. Gruber sides with Apple hardware chief John Ternus, who told Levy the company ships products and experiences, not technologies. The iPod was about music, not MP3s; the iPhone defined the mobile era without forcing Apple into every adjacent business it enabled, like social networking.

Levy’s scenario, where an always-on AI agent silently summons rides without a request, gets dismissed as hype-fueled fantasy that ignores the basic question of which physical device hosts the microphone, speaker, and screen. Gruber bets that in 2030 the dominant ride-hailing device will still be the phone, whether the input is a tap or a voice command, and that smaller form factors like watches, earbuds, and glasses will continue to pair with it rather than replace it.

The sharper analogy is wireless networking: pervasive across every Apple product, but never a standalone “killer wireless product.” AI will diffuse the same way — embedded in everything rather than concentrated in one device. Apple can’t ignore AI, but treating it as a product category to win is a category error.