PPC – Peercoin Peercoin (previously known as PPcoin) is the first sha-256 coin with proof-of-stake (PoS) implemented in addition to proof-of-work (PoW). Launch date: 19 August 2012. Peercoin was created by software developer Sunny King. Peercoin’s proof-of-stake system was developed to address the high energy consumption of Bitcoin. Official website with wallet downloads: http://peercoin.net/ There are…