Which geographic-specific product launch strategy created an unprecedented retail trend that other companies now regularly imitate?

In the world of retail, product launches are often strategically planned according to geographic considerations. Some products are launched simultaneously worldwide, while others are tested in specific markets before global expansion. This poll tests your knowledge about how geography has influenced major product launches and retail strategies across different continents. Can you identify which geographic launch strategy created an unexpected retail phenomenon?

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Apple's 'global simultaneous release' strategy for iPhones that created international overnight queues
IKEA's 'region-specific product naming' system where products are named after Scandinavian locations based on product category
Amazon's 'prime zip code' strategy where they test new delivery services in specific geographic income brackets
Coca-Cola's 'climate-based formulation' where they adjust sweetness levels based on average temperatures of target regions