Which retailer's 1996 'Ambient Language Acquisition' program, featuring subliminal linguistic cues throughout stores, failed spectacularly after linguistic research revealed it was ineffective?

In the 1990s, a major retailer attempted to create a revolutionary language-learning product that promised to teach customers a new language while they shopped. The ambitious retail experiment combined linguistic theory with in-store technology, but became one of the decade's most notable retail failures. Test your knowledge about this fascinating intersection of linguistics and retail marketing history!

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Borders Books, whose 'Immersive Linguistics' program played subtle language lessons through store speakers
Sharper Image, whose 'Neural Language' devices claimed to teach vocabulary while customers browsed
Barnes & Noble, whose 'Linguistic Osmosis' system used scented inks on foreign language book displays
Circuit City, whose 'SoundLearning' headsets supposedly taught languages during product demonstrations