January 17, 2019 / Le Point
December 1, 2018 / The Economist
October 12, 2018 / Bloomberg
September 26, 2018 / Harvard Business Review
September 18, 2018 / Wired
June 13, 2018 / Wall Street Journal
May 23, 2018 / Coindesk
May 4, 2018 / Bloomberg Businessweek