How long have cryptocurrencies been around

6/1/ · There are 18, cryptocurrencies as of March This is a staggering increase from just a handful of coins back in Many of these cryptocurrencies do not have a . 10/13/ · Though the first cryptocurrency was only created a mere 13 years ago, the reach and value of digital currencies have soared. Here are the stats you need to know on . By July , Bitcoin's electricity consumption was estimated to be approximately 7 gigawatts, around % of the global total, or equivalent to the energy consumed nationally by Switzerland. not the long-term value, Cryptocurrencies have been compared to Ponzi schemes, pyramid schemes See more.