In future, ever greater priority will be attached to interconnectedness and appreciation of the “big picture” as it affects the individual market participant as a means of gauging developments and 2/3  BIS central bankers' speeches  the risks they entail.
On top of this, a solid understanding of market participants as can be garnered from payment and settlement systems, is also useful outside the confines of the actual systems themselves. That is why the direct access to customers afforded by a current account is of such importance to credit institutions. For it allows them to get to know the customer.