Primecoin is an innovative cryptocurrency, a form of digital currency secured by cryptography and issued through a decentralized mining market. Derived from Satoshi Nakamoto's Bitcoin, Primecoin introduces an unique form of proof-of-work based on prime numbers, and is the first cryptocurrency in the world designed with scientific computing as its work.
The innovative prime proof-of-work in Primecoin not only provides security and minting to the network, but also generates a special form of prime number chains of interest to mathematical research. Thus primecoin network is energy-multiuse, compared to bitcoin network. Primecoin is designed to sustain a prosperous mining market and high level of security, while maintaining good scarcity property like gold. Primecoin also processes payment transactions 10x faster than bitcoin network.
What is Forex ?
With money. How? Yes, Forex trading involves buying and selling of currency, coins, ie money. Currencies are traded through unbroker or dealer and are traded in pairs, for example Euro and US dollar (EUR / USD).
Really do not buy or sell anything physically so you can confuse a little. Think of buying currency as buying a share in the economy of a country, as the price of the currency is a direct reflection of what the market thinks about the present and future state of the economy. Forex, as mentioned, is traded in currency pairs, as stated in this paragraph, the list price of a given currency pair reflects the economic conditions of a country versus country other currency that makes up the pair .
Unlike other financial markets, the Forex market is decentralized and does not have a physical location. The Forex market is considered an interbank market or OTC (over-the-counter, over the counter) due to the fact that this market operates electronically in a network between banks 24 hours a day.
In the late 90s of the twentieth century, only investors with high financial power could access the Forex trading, with an initial capital of 10 million dollars. Forex was originally intended to be used by banks and large institutions. However, due to the expansion of the Internet, today there are companies that offer online Forex trading Forex "retail" for retail investors.