> (Of course, JP Morgan likely dominates both at this point, but they don't have to).

So what happens if someone comes along and stakes $X Billion and becomes the majority stakeholder? Do you _really_ think that JP Morgan will just sit and let that happen? That they won't fork? That Deutsche Bank will continue to stand by the ledger if a group of anonymous traders from China become the majority stake?

It's a technical solution to a political problem.