What pricing strategy did King Gillette pioneer in the early 1900s that revolutionized how inventions are monetized and is still widely used by tech companies today?

In the world of inventions and product marketing, pricing strategies have often determined the success or failure of groundbreaking innovations. One of the most influential business models emerged in the early 20th century and completely transformed how companies think about pricing their innovations. This model continues to influence modern technology companies and subscription services today. Test your knowledge about this revolutionary pricing strategy that changed how inventors and companies bring products to market.

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Razor and Blade model (selling the handle at a loss to profit from blade replacements)
Price skimming (starting with high prices for early adopters then gradually lowering)
Penetration pricing (initially low prices to gain market share then raising prices)
Bundle pricing (packaging multiple products together at a discount)