What unique financial policy did Epic Games implement during its store launch that significantly disrupted the digital PC game market?

When Epic Games launched its digital storefront in 2018, it shook up the PC gaming market with an aggressive strategy to attract both developers and players. The platform quickly became a major competitor to established stores like Steam by implementing several innovative approaches. Test your knowledge about one of Epic's most disruptive initial business decisions that helped them rapidly gain market share.

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Epic offered developers an 88/12 revenue split (compared to Steam's 70/30 model)
Epic guaranteed minimum sales for all indie games on their platform
Epic eliminated all upfront publishing fees for game developers
Epic provided automatic revenue sharing with streamers who promoted games