Bitcoin can potentially be our future currency because it is more convenient and can further innovate to make peoples lives easier to transact bills, store money, etc. Although there are some prerequisites that is needed if bitcoin will permanently replace our physical fiat and some examples are the internet or offline portable storage of cryptos, identity confirmation that is programmed in the portable wallet for tight security, and other safety security measurements that is needed for tight security. Basically it is a lot of work to create all these essential things for bitcoin to be able to be our permanent currency. But it is possible and might happen in the near future. Bitcoin is also very volatile which makes forex trading much more exciting and profitable, there are also plenty of options to trade from such as altcoins. As time pass by our virtual innovations will be made and many will rely on digital currency to be able to use some services that require cryptos in payment.