Reflecting on the progress of two main blockchain ecosystems in 2016, Gershuni points out that bitcoin has made another step towards mass adoption as
a fiat money substitute.
Not exact matches
As they come in different sizes (or denominations), they can also act as a
substitute for paper
money in case of the
fiat system collapse.
In order to estimate which portion of gold and
fiat money can be
substituted by cryptocurrencies, I will use the most conservative estimate — only 10 % (yearly volatility of stock markets or commodities is much higher!).