"Personally I think they should not be able to decide such things. A payment provider should be forced to accept all legitimate customers."
Payment providers are companies. They should be able to decide what they'll cover or not. In this case the bigger issue is that you essentially have a duopoly that allows 2 companies to affect the market with those decisions.
Payment providers are companies. They should be able to decide what they'll cover or not. In this case the bigger issue is that you essentially have a duopoly that allows 2 companies to affect the market with those decisions.