Considering that Bitcoin and other cryptocurrencies intend(ed) to operate in a decentralized manner, your point probably matters only for those who want to deal

Considering that Bitcoin and other cryptocurrencies intend(ed) to operate in a decentralized manner, your point probably matters only for those who want to deal with centralized exchanges that follow such allow or deny lists. There are services and ways to connect with others to trade (though they may come with some more difficulty compared to a centralized exchange).