# History CryptoCash ("CC") was created by the founders of [Derupt](https://derupt.io), in response to [CCIP-020](https://github.com/citycoins/governance/pull/30) CC was inspired by CityCoins, but has some key differences: * CC Mining halving only, unlike CityCoins, CC does not have early block bonuses leading to whales. * CC Mining rewards claims multiple blocks at a time, up to 200x more efficient than CityCoins. * CC Stacking, 95% of Miner input (STX) is proportionally yielded (CityCoins was only 70%). * CC Stacking reward claims multiple cycles at a time, up to 32x more efficient than CityCoins. * CC has a Foundation that improves the user experience & does not have ties to City governments. * CC is unstoppable, unlike CityCoins, CC does not have any shut down functionality. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.stackers.cc/introduction/history.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.