That's not what it's about. It's the same reason why you use many passwords across all your sites. If one is breached, using privacy.com means your card informa

That's not what it's about. It's the same reason why you use many passwords across all your sites. If one is breached, using privacy.com means your card information is not globally vulnerable to the point you have to get a new card, invalidate all your old ones, worry about personal information being correlated etc.