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How Machines Think

What Is AI, Really?

6 min+50 XPStep 1/8

AI or not AI?

Quick game — which of these are AI?

  • A calculator
  • Your For You page
  • A light switch
  • Face unlock
  • A vending machine

Answers: calculator — no (fixed math rules). Feed — yes (learned your patterns). Light switch — no. Face unlock — yes (learned to recognize faces). Vending machine — no (rules only).

The dividing line isn't 'computer does smart thing' — it's whether the behavior was learned from examples or hard-coded as rules.

insight

A simple test for 'is it AI?': could it do its job without ever seeing an example? If it needed to learn from data — it's AI. If a programmer wrote every rule — it's just software.