"I'm always worried about the 'Osama Bin Laden' scenario, where you have some truly evil person who takes over some aspect of our modern life and uses it to harm innocent people," he said. Bin Laden orchestrated the 9/11 attacks in 2001, where planes were used to kill thousands of people on American soil.

A former chief executive of Google has warned about the “extreme risk” from terrorists or rogue states using artificial intelligence (AI). Eric Schmidt called for governments to have oversight of private tech companies.