>Play as Korea
>Form nice empire as it is pretty easy to take advantage of South East Asians and shit
>Europeans come around the bend
>Your income is mostly secure though so they aren't a threat
>China and Japan still could be a thorn in your side however
>Become nice with and ally European power to dissuade attacks
>The nice relations and closeness of the countries also allows a banking tag to worm its way across the world
>The bankers hit your country like a plague
>Suddenly they are destabilizing everything and funding ethnic revolts in your colonies
>Bank aligns itself with China and/or Japan
>Helps fund them to invade you while using their home branches to keep your ally from even coming to your defense
>It all comes tumbling down
>Now your once nice empire is just a bunch of fragments that serve no purpose other than enriching the banking tag
>Maybe the bankers even turn themselves into a country to further rub it on
How will you deal with situations like this in EU5? Even if banking tags aren't as ambitious on release, there will surely be a dlc and/or free update later down the line.