> I'm sure that PayPal does serve them (first hand knowledge). I'm sure that Stripe selectively restricts them (first hand knowledge).

Correct. But do you understand why that is? What is the theory of mind you have that makes you believe Stripe would come in and shutting off paying customers?

> I do believe that Stripe will execute they same Stripe pattern in the merged company which will reduce choices in the market for businesses.

Why would they do that? This doesn't make any sense unless you actually think morals are involved.