Bitcoin already enables a lot of these applications, and of those that go beyond...

xorcist on Aug 6, 2014 | parent | context | favorite | on: Ethereum pre-sale hits 12.7M$, still 27 days to go

Bitcoin already enables a lot of these applications, and of those that go beyond what's possible with Bitcoin none of the hard questions have been answered yet. These are questions about spam and denial of service. It is far from clear how these would be handled.