The history of telecommunications in Brazil began in 1877 when the first telegraphic service was established. In 1889, the telephone arrived in the country, and in 1907, the first telephone company, Companhia Telefônica Brasileira, was created. For decades, the sector was controlled by foreign companies, but in 1962, Telebrás, a state-owned company, was created...
Compartilho esta ideia com base em um artigo que li da Ecoinometrics onde há uma ideia interessante do qual o Ethereum e o Bitcoin são tão correlacionados entre si.
Espero que gostem curtam e comentem.
Obrigado.