Which linguistic device is primarily responsible for the memorability of Apple's famous 'Think Different' tagline that helped revitalize the brand in the late 1990s?

In the world of marketing, language plays a crucial role in creating memorable product identities. Taglines often become more recognizable than the products themselves, entering our cultural lexicon through clever linguistic techniques. This poll tests your knowledge about how language has been strategically deployed in some of the most successful product taglines in retail history, focusing on the phonetic and rhetorical devices that make them stick in consumers' minds.

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Grammatical subversion (using an adjective 'different' where standard English requires an adverb 'differently')
Alliteration (repetition of initial consonant sounds)
Rhyming couplet structure
Imperative sentence with a palindrome