Andreessen: AI Has Seen Four Bubbles—Is This Time Really Different?

r0ck3t23 · x · 2026-07-06

The post summarizes Marc Andreessen's perspective on AI history: over the past 80 years, AI has four times promised to change everything and four times collapsed—from the first neural network in 1943, the 1944 Dartmouth Conference (where scientists thought AGI could be cracked in a summer), to 1980s expert systems burning over a billion dollars, all ending in bubbles.

Borrowing the saying that "the four most dangerous words in investing are 'this time is different,'" Andreessen implies that those clinging to old paradigms face the greatest risk in the current AI wave—a classic narrative on the eve of disruptive change.

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