Nexus is an innovative cryptocurrency - the coin runs off its own algorithm and has a well-thought-through infrastructure that takes it beyond bitcoin and other 1 st generation cryptocurrencies - it has a checks and balances system for sending coins - where transactions can be retrieved if sent to a wrong address. The proof of stake rate is 2% up to a coin cap of 78 million. In a nutshell, Nominated Proof-of-Stake (nPoS) is the process of selecting validators to be allowed to participate in the consensus protocol. NPoS is a variation of Proof-of-Stake and is used in Substrate-based Blockchains such as Kusama, Edgeware or Polkadot.