About virtual currency, there are 03 different understandings:
Money is unmanageable, no physical shape and is used in electronic environments, it is called virtual money.
The type is not real value, not guaranteed by cash, gold, and valuable assets.
The money is usually used to pay for games in electronic games, each type of game has a different currency and they can not be used to exchange for each other or to bring out the electronic environment to buy. Other service products are.
The concept of virtual money is born, widely used and most often by the third interpretation itself. With this kind of money, the balance can be managed and easily changed by the issuer without affecting the financial or market economy.
When we say Virtual money is used with electronic gadget like computer or automated machine that ca be use in every transaction, no other definition of virtual money. it is used for paying in different types of things without physical shape like what you said. This is also similar of virtual currency of BITCOIN but not for growing money.