Although macroscopically Esperanto has a relatively small communicative value compared to other major languages, it is regaining new vitality in a rapidly chang- ing world. Its relatively close distance from the English language, easy to learn feature, remarkable pedagogical value and wide distribution in the world make it as one good alternative to the English language in international communication and business. The rapid spread of the Internet and the emergence of a blockchain era bring new light to the future of Esperanto.