Specifically: a globally visible distributed database is a fantastic resource for managing namespaces, as demonstrated by DNS and SSL Certificate Authorities.

Specifically: a globally visible distributed database is a fantastic resource for managing namespaces, as demonstrated by DNS and SSL Certificate Authorities. But when we start essentially doing _transactions_ by writing into such a database, it starts to look like buying a domain name every time you want to make a credit card payment. There is an architectural problem here.