Whether the advent of digital super intelligence is symbiotic with humanity is the single-biggest existential crisis we face today, [Elon Musk said at SXSW on Sunday.](https://science.slashdot.org/story/18/03/11/1834227/elon-musk-the-danger-of-ai-is-much-greater-than-nuclear-warheads-we-need-regulatory-oversight-of-ai-development)