If the EEG device can be found to be consistent with changes in brain activity observed by researchers, then a hat to warn of impending errors may become a reality.

This accords with anecdotal evidence that people often yawn in situations where they are neither tired nor bored, but are preparing for impending mental and physical activity.

When it comes to AI in business, we often hear about it in relation to automation and the impending loss of jobs, but in what ways is AI changing companies and the larger economy that don't involve doom and gloom mass unemployment predictions?