Which gaming platform first introduced a comprehensive digital marketplace with microtransactions that allowed developers to sell in-game items, revolutionizing gaming retail?

The gaming industry has transformed retail experiences through innovative digital marketplaces and in-game economies. This poll tests your knowledge about a significant retail technology advancement that changed how gamers purchase and interact with virtual content. Think about the evolution of digital distribution platforms and how they revolutionized game purchases from physical to digital experiences.

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Valve's Steam with the introduction of Steam Workshop and Marketplace (2012)
Sony's PlayStation Network Store (2006)
Microsoft's Xbox Live Marketplace (2005)
Apple's App Store for iOS games (2008)