Well, there's more to that. Conditions by themselves can be handled by the blockchain, but using external sources (like websites, price feeds, etc) requires som

Well, there's more to that. Conditions by themselves can be handled by the blockchain, but using external sources (like websites, price feeds, etc) requires something like Codius or Orisi.org. One fun example of an oracle smart contract is Mechanical Turk arbitration... http://orisi.net/discussion/4/mturk-and-distributed-oracles-two-tiered-arbitration http://orisi.net/discussion/4/mturk-and-distributed-oracles-... But basically anything that requires external inputs can be done. If you don't need external inputs, you can probably create the contract within Bitcoin/Ethereum alone.