Hacker News new | ask | show | jobs
by ChrisLomont 1466 days ago
Visa is a company processing transactions for a medium of exchange, which is USD (or other currencies).

Visa is not a medium of exchange any more than a local bank is.
1 comments
nextstepguy 1466 days ago
So Visa is similar to miners on Bitcoin blockchain and bitcoin is the medium of exchange?
link