1.0 Problem statementCryptocurrencies are basically the as e-money such as WebMoney. Bitcoin and some other cryptocurrencies perceived negative environmental impact which is the slow performance. Besides, Bitcoin transaction fees will not sufficient for the network to keep going and not profitable at the same time because of the high energy cost and the expensive of hardware is needed for that.
Because of the improvement in technology inventation the Bitcoin will likely to go down in history. Cryptocurrencies is too easy to mispalce and cannot be valued or assessed and they can only be priced and traded like other global currencies. In conclusion, this study will be reviewed about the effect of cryptocurriences towards economy and the importance of cryptocurrencies in the world economy.