writable: false means no code can reassign window.Audio to a different value. configurable: false means no code can even call Object.defineProperty again to change those settings. If fermaw’s initialisation code tried to restore the original Audio constructor (a perfectly sensible defensive move) the browser would either fail or throw a TypeError. The hook was permanent for the lifetime of the page.
Venezuela has the world's largest oil reserves, but the industry has been starved of investment
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Quantitatively, what she describes as these "everyday attentive acts" turned out to be much more powerful than grand romantic gestures.