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Without any details, his promise looks like what Silicon Valley calls “vaporware” — an announcement without a product.

But he has a history of touting innovations that proved to be vaporware.

Automatic translation is limited to English and Chinese, and it’s not as seamless as, say, those vaporware glasses Google asked us to imagine in May.

Often, demoware becomes vaporware, announced for shock and awe in order to discourage competitors, but never released at all.

Wall Street dismissed it as yet another piece of Musk vaporware.