There is no conclusive proof of Unidentified Flying Objects flying over India-China border.
The blockchain does one thing: It replaces third-party trust with mathematical proof that something happened.
The companies that choose to list on Nasdaq are among the most innovative, risk-taking businesses in the world, and they are proof to us all that prudent risk-taking drives our economy forward.
Consider the social proof of a line of people standing behind a velvet rope, waiting to get into a club. The line makes most people walking by want to find out what's worth the wait. The digital equivalent of the velvet rope helped build viral growth for initially invite-only launches like Gmail, Gilt Groupe, Spotify, and Turntable.fm.
If you're looking to grow your user base, is there a best way to cost-effectively attract valuable users? I'm increasingly convinced the best way is by harnessing a concept called social proof, a relatively untapped gold mine in the age of the social web.
What is social proof? Put simply, it's the positive influence created when someone finds out that others are doing something. It's also known as informational social influence.