Which is clearly necessary, and companies know it.
Open any MMO built and organized around a player economy (designed by a for-profit corporation) and you will see they know that individual wealth can upset the balance of the game.
They set maximum currency values, or they charge you periodic taxes for existing in the server.
When people are being honest about wealth, we all know the concentration of wealth in the extreme fucks up the system for everybody.
And video game systems do not even have a scarcity problem like the real world.
What evidence do people have it was copyright trolls? Nintendo isn't just assholes about this, they are the fucking poster boy for fucking up fan made content and support in the name of IP.