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Tooltip show/hide interaction could be clearer #581
"If the tooltip is invoked when the trigger element receives focus, then it is dismissed when it no longer has focus (onBlur). If the tooltip is invoked with mouseIn, then it is dismissed with on mouseOut." https://www.w3.org/TR/wai-aria-practices/#tooltip
This could be clearer to outline the following use case:
Following the authoring practices, this could be interpreted to mean that the tooltip would hide despite the fact that the triggering element has focus.