Which famous linguistic innovation was introduced by Apple's 'Think Different' campaign that challenged traditional grammar rules and sparked linguistic debates?

Brand slogans have significantly influenced language evolution, introducing new phrases into our everyday vocabulary and sometimes even changing linguistic patterns. From catchy jingles to memorable taglines, these marketing phrases have transcended their commercial origins to become cultural touchstones. This trivia question explores how certain linguistic innovations in advertising have made a lasting impact on language development and usage patterns.

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Using an adjective (different) as an adverb instead of the grammatically correct 'Think Differently'
Creating a new compound word 'ThinkDifferent' that later became accepted in technological vocabulary
Introducing the first emoji in mainstream advertising through the apple symbol replacing letters
Pioneering the use of sentence fragments as complete thoughts in advertising copy