Broeren spoke of the day when he first turned on Chaos Monkey.
"A senior manager looked at me harshly and said 'do you really want to? If this goes wrong, I can't stand in the way of you being sacked.'
"But we did. We turned out Chaos Monkey running in production to watch. The Amazon web service has the ability to heal itself and make sure that we still have that 100 per cent 'always on' expectation," he said.
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