the crypto currency is created in heavily guarded block chain data centers like this one in st petersburg bitcoins are bought and sold and the transactions are recorded here currently there are more than seventeen million bitcoins in circulation each worth more than six thousand dollars at the end of last year the currency was booming its value rocketed to almost twenty thousand dollars before collapsing even after a decade in circulation the big coin is still not a mainstream currency even though many say it's just a secure block chain technology allows highly encrypted transactions to be carried out and recorded more than a bit more than you can believe it or not but from an economic point of view think companies and for individuals will currencies a much more effective than any exchange that country's economy is now depend on economically. but the cryptocurrency is not one hundred percent secure hackers have stolen large sums a bit points in several countries authorities often warn consumers about what's called crypto jacking and that has weighed on bitcoins reputation and value. here well not