Obviously bitcoin wouldn't be used for this kind of operation. Again, we're at proof of concept stage. The reason Blockchain would be preferred over traditional

Obviously bitcoin wouldn't be used for this kind of operation. Again, we're at proof of concept stage. The reason Blockchain would be preferred over traditional finance for proving transactions is because traditional finance would have difficultly integrating disparate systems and potential for histories to be manipulated. If everything is on-chain and verifiable then it makes this process a lot easier.