– Is Graft a cryptocurrency or decentralized point of sale system? – How is Graft real-time (“instant”) authorization within a few seconds possible with 2 minute block interval? – It looks like in order to process real-time authorization Graft needs to put a “lock” on buyer’s account. How does it not violate one of the main goals of any cryptocurrency system – untraceability? – Has the Graft team ever considered using Ripple transaction protocol as an underlying blockchain settlement mechanism? – Graft mobile wallet and point of sale do not contain the full copy of the blockchain for obvious reasons. Does it mean the wallet content is stored on supernodes which may compromise its security and privacy? – Is the Graft supernode sample authorization scheme similar to Ripple’s consensus process?
– How Graft is different from Dash?