Bitcoin definicion

Ethereum sell or hold

Igual que con cualquier otra moneda, depende de que quien ofrece el servicio o producto para el intercambio de productos.

is bitcoin going back up

Bitcoin: 4 claves para entender la mas grande de las criptomonedas y que riesgos tiene - BBC Mundo
Bitcoin is a digital currency which operates free of any central control or the oversight of banks or governments. Instead it relies on peer-to-peer. Bitcoin is a software, a protocol and a currency. These three characteristics allow one of the applications of Bitcoin to be that of forming a global. a type of digital currency in which a record of transactions is maintained and new units of currency are generated by the computational solution of mathematical problems, and which operates independently of a central bank.