Can anyone explain to me why do we call these things currencies? There's to start with https://www.washingtonpost.com/news/wonk/wp/2015/06/08/bitcoin-isnt-the-f

Can anyone explain to me why do we call these things currencies? There's to start with https://www.washingtonpost.com/news/wonk/wp/2015/06/08/bitcoin-isnt-the-future-of-money-its-either-a-ponzi-scheme-or-a-pyramid-scheme/ https://www.washingtonpost.com/news/wonk/wp/2015/06/08/bitco... and then https://www.wired.com/2017/01/bitcoin-will-never-currency-something-way-weirder/ https://www.wired.com/2017/01/bitcoin-will-never-currency-so...