How to know if artificial intelligence is about to destroy civilization

These canaries in the coal mines of AI would be signs that superintelligent robot overlords are approaching

https://www.technologyreview.com/s/615264/artificial-intelligence-destroy-civilization-canaries-robot-overlords-take-over-world-ai/?utm_source=newsletters&utm_medium=email&utm_campaign=the_download.unpaid.engagement