There’s bad news for those using digital surveys to try to understand people’s online behavior: We may no longer be able to determine whether a human is responding to them or not, a recent study has shown—and there seems to be no way around this problem. 

This means that all online canvassing could be vulnerable to misrepresenting people’s true opinions. This could have repercussions for anything that falls under the category of “information warfare,” from polling results, to misinformation, to fraud. Non-human survey respondents, in aggregate, could impact anything from flavors and pricing for a pack of gum, to something more damaging, such as whether or not someone could get government benefits—and what those should be.

The problem here is twofold: 1) humans not being able to tell the........

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