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Another Google Deepmind researcher quits, says building superintelligent AI soon is "inherently irresponsible"

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Another Google Deepmind researcher quits, says building superintelligent AI soon is "inherently irresponsible"

The Decoder · Sep 25, 2026, 5:55 PM UTC

Google Deepmind researcher Robert O'Callahan has quit, saying AI's "current rate of change is far too high." He worked on chip design tools that helped make AI cheaper and faster, a contribution he can no longer justify. Many colleagues share his concerns but rarely speak out, he says.…