This may be the next big thing in technology. Something huge.
Ethereum is targeting the law. If successful, Ethereum will destroy the legal system as we know it. Judges and lawyers will go away, just as so many professions have already gone.
But not only the law, politics as well will become more or less obsolete. The financial system will be but a small collateral victim here.
Perhaps, this instance of technology will not yet work well enough, but then the next instance or some later, will.
It will be quite a tremendous “hostile takeover”, where almost nobody has imagined it possible. But secured digital contracts will be a much better way than the present legal system.
Not only has your mobile-computer killed your video-camera and about twenty other gadgets, it will also kill your favourite state.