I won't disagree with any of that..but, for example, if I pay rent in cash, I will cash out the Fed account to pay rent. The Fed account is simply a mechanism f

I won't disagree with any of that..but, for example, if I pay rent in cash, I will cash out the Fed account to pay rent. The Fed account is simply a mechanism for me to cash out. But yeah, someday the bills themsleves will have RFID-like strands, and monetary privacy lost.