New giant in the field of cryptocurrency are in market to capture Google market. Although Pi Network is in Enclosed mainnet but probably in March on Pi day , Pi Network will be definitely in Open mainnet. Pi core team organising Hackathon for development of their eco-system . After so many Pi apps , like Pi Chain Mall , Pitravel , Pi real estate , Pibank , Pi Social etc , there will be no need to exchange Pi coin with money . All goods and services will be available with Pi Network.