Explaining Blockchain Technologies, page-5

Here is commentary on a technical presentation by Vitalik Buterin, Ethereum's inventor, made in November last year.

http://www.trustnodes.com/2017/11/2...admap-ethereum-visa-levels-quadratic-sharding

They aim to achieve Visa-like processing speeds. If you're interested in a summary, it's in this paragraph:

"The time-line laid out is 3-5 years, thus around 2020. But one of the most difficult aspects, the architecture, seems to have reached a stable conceptual level, so we might perhaps see prototypes even by next year and potential first alpha versions in 2019 or earlier."

The photo suggests he doesn't get out much!