Now blockcert is offering keeping the important certificates in their blockchain and they made contracts with governments in the Caribbeans and that shows how big they can get if they could try to bag bigger countries, they have the potential to do if they can manage to get their hands on some pretty big government contracts.
Plus, ripple is not really a coin, they are a company that makes deals with banks and just provide the info to us so we can pump the ripple coin, in reality the coin is worthless and the company has been doing so well for themselves. CryptoKitties is another big one and have been getting funding from google and Samsung which means they are seriously in business.
Ok, sold my house and all in CryptoKitties now.
Thanks for the hint!
Seriously, there is quite a business model to be made obsolete with certificates and reputation on a Blockchain:
https://en.wikipedia.org/wiki/HireRight