During the high tide that was 2017, when Bitcoin and Ethereum knew no limits, its growth coincided with an explosion of cryptocurrency based projects ...
source https://www.google.com/url?rct=j&sa=t&url=https://hackernoon.com/will-digital-tipping-become-cryptocurrencies-first-real-world-use-case-e35743996ba3%3Fsource%3Drss------cryptocurrency-5&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNFX6DPGSrgzE7eP6aLi16JvO5jxBQ
