Bitcoin 

![bitcoin.jpg](https://steemitimages.com/DQmQ4BQp3s2d4j8kzEKMZxJo9JrFfw3kjDyT3HwrQmaoSAU/bitcoin.jpg)


Classification	Description
Name	Bit coin
Abbreviation	BTC
Genesis	01-Jan-09
Developer	Nagamodo Satoshi (Unknown)
Total issue limit	 21 million
Issuing (mining) method	PoW
Block size	1MB
 Block creation time	10 minutes
Characteristic	"▶ The first encrypted currency (Crtyto currency) and the top market cap
▶ The smallest unit of bit coin is called ""Satoshi"" to commemorate Nagomoto 
    Satoshi, the inventor
▶ Crtyto currency that can be traded in P2P format and exchanged 
    electronically on behalf of existing currency
▶ With a half-life period in which profitability is increased every four years and 
    profitability is reduced by 50%, it is set to be able to issue up to 21 million bit 
    coins until 2145 (16.7 million issued as of January 2018)
▶ In 2009, it was possible to use a PC for home use, but if the price of the market 
    exceeds $ 1,000 by 2013, it should be mined through ASIC chip rather than graphic 
   card.
"![](https://steemitimages.com/DQmVXPr1UBA7JKEzqZZjz5ZB28VxHoX8aibzKaEP4JMup3G/image.png)