the a6000's flash isn't powerful enough for much more than close-range portraits and 'fill-in'. However, it can be used to control compatible external speedlights wirelessly. This function is enough for the existence of this small pop up flash. That's all what I need from such tiny flashes, nothing more.
why don't dpreview.com change its name to electronicsreview.com since when they have started putting news articles about other electronics and computing items