But all your questions and your open topics come down to one thing: you do not understand the process itself.
Therefore, do not run around the forum, but stop at one topic where people can calmly explain everything to you, instead of collecting the same answers on different topics.
I know that now crypto payments are gaining popularity, more and more companies start accepting crypto as a mean of payment.
Yes, several topics are related to crypto processing but questions are different.
There is a difference between paying for goods in crypto as a client and accepting crypto as a payment method on your webstore.