EBCoin will leverage blockchain technology to eliminate the hassle and high fees associated with tax refunds for international travelers and merchants alike. The EBCoin Wallet app will enable instant tax refunds, without having to wait in long lines at the airport or needing to hold on to paper receipts. Travelers will get 100% of their refund in EBC token, which will be instantly redeemable for additional duty-free purchases, or can be exchanged for their preffered currency at numerous ATMs in all major airports.
Gapcoin is a new prime number based p2p cryptocurrency, which tries to eliminate the sticking points of other scientific currencies like Primecoin or Riecoin. It's a fork of Satoshi Nakamotos Bitcoin, a decentralized payment system which is independent of banks, governments and other centralized regulators. With Gapcoin, you will be able to anonymously send money around the globe in no time. The big improvement in comparison to Bitcoin is that instead of burning electricity for its own sake, Gapcoins Proof of Work function actually does useful work by searching for large prime gaps