that seems like an overreaction. the card processors ban much more questionable trades - such as weapons and terrorism financing
I would not be surprised though if the clear illegality of the violation of the Constitution of such efforts were brought to the attention of the payment processors, and they were reminded that they would severely regret hastening attention on an effort that still needs to happen, a public electronic payment processing capacity.
Umm, yeah - what country are you buying live grenadesor working rocket launcher online with a Mastercard? Cuz it’s not the US or Canada. And if it’s not a live grenade or working rocket launcher, it’s no different than any hunk of metal.
https://www.nbcnews.com/politics/us-taxpayers-may-funding-ta...