Bitcoin is a form of virtual currency and was one the first to be introduced in online gambling. It is now growing in such popularity that more casinos are now accepting it as a form of payment. Players like to use bitcoin because of the privacy features that come with this type of currency.
The United States is the land of freedom and opportunities. Besides that, it's also where one can easily play casino games by joining many online mobile casinos that cater to US residents. If one doesn't have the chance to go to Las Vegas, online gambling allows them to enjoy their favorite games without leaving their home.