translation.en: In fact, Bitcoin, invented by Satoshi Nakamoto (a pseudonym), is both a virtual currency (but convertible into dollars, euros) and a secure exchange protocol like BitTorrent, which allows peer-to-peer file exchange.
translation.es: De hecho, Bitcoin, inventado por Satoshi Nakamoto (un pseudónimo), es a la vez una moneda virtual convertible a dólares, euros, etc. y un protocolo de cambio seguro a la manera de BitTorrent, que permite el intercambio de ficheros de igual a igual.