Centra Tech - designer of a debit card that is multi-blockchain and can transfer money directly to a smart wallet. It allegedly supports several significant cryptocurrencies. There are (also allegedly) more to come. Centra Tech claims that they designed a platform that would be a solution to global accounts for everyone that lacks banking resources.The promised cards are not materialized at any point, and allegedly there were never formal agreements with either VISA or Mastercard. The founders of Centra Tech are also charged with running a fraudulent investment scheme and providing fake biographies.