But you know that the big 5 were upset that they were not allowed to participate in the various types of financial securities that led to the 2007/2008 crisis. I'd say that the only reason they've not adopted the practices of their US counterparts is the fact that the were not allowed to. As for dismantling Dodd-Frank, it runs completely counter to the direction taken by most of the rest of the world, notably the EU. Nothing good can come from this, as Trump tries to make the world safer for the 1%. That whimpering sound you're hearing? The little guy, getting bent over a barrel again.