The "jobs" this technology replaces were computerized in the 1960s and 1970s. The application of the blockchain only speeds up settlement because there is a single ledger between multiple parties.
"Finders keepers losers weepers" is a playground rule.
Be good for stocks too, which are a total and complete nightmare when it comes to who owns what.
Hell, with something like that the public might be able to viably reduce financial regulation -- or rather preventative procedural bureaucracy -- because of the ability to trace business transactional practices.