Your grandparents talked about "the core technology" and talked about peers. If you're talking about bitcoin in the extended sense that you do, there would be n

Your grandparents talked about "the core technology" and talked about peers. If you're talking about bitcoin in the extended sense that you do, there would be no reason to use these words. It is commonly known that exchanges have to implement KYC/AML and so on, so the question isn't very interesting if we are talking about whether the government has some influence on a web-wallet like Coinbase.