Isn't it obvious? Let's explore the details.
HTMLMediaElement.prototype is the browser’s own internal prototype for all and elements and by redefining the property descriptor for src and srcObject on this prototype, I ensured that regardless of where the audio element lives (whether it’s in the main document, inside an iframe’s shadow, or buried inside a web component) the moment any source is assigned to it, the hook fires. The element cannot receive audio without announcing itself.
，更多细节参见safew官方版本下载
82 pairs hit SSIM = 0.999 in at least one font. They break into distinct groups.
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