Usually, one indicator that economists like to quote to underline the expansion of an innovation is the amount of investment made over a certain period. As of June 2019, the total market capitalization of all cryptocurrencies was $320 billion (https://coinmarketcap.com/fr/charts/) and more than 1,200 projects were financed through ICOs for a total amount of $7.8 billion in 2018 (https://www.icodata.io/stats/2018).
In comparison, global venture capital funding reached $250 billion (https://assets.kpmg/content/dam/kpmg/xx/pdf/2019/01/kpmg-venture-pulse-q4-2018.pdf) that same year, of which more than $4 billion was allocated to blockchain start-ups. That is, 1.6% of the total venture capital funding was dedicated to blockchain start-ups, a fourfold increase compared to 2017, where they had raised a total of $1 billion.
2017 was actually the year...