Formerly known as PPCoin, the virtual currency Peercoin was created to be the representative of an improved system, one that was previously established by the famous Bitcoin. This form of digital cash was the first one based on the implementation of a combined proof-of-stake and proof-of-work system, a feature that changed one of the essential principles of virtual currency. It’s all about making the mining activity useful and becoming the safest coin in the world of cryptocurrencies! But this is just one of the many differences between Bitcoin and Peercoin that is worth getting to know. Luckily, you have this complete infographic to help you.