[nahimn]

How has he not acknowledged how expensive physical settlement between banks is? A brinks truck carrying funds between banks, the bankers managing this process, all the and all of the human capital required to support the entire process?

[HideousKojima]

People have done the math, and the carbon cost for a credit card transaction is several orders of magnitude lower than that of a single bitcoin transaction

[rawtxapp]

Except credit card transaction isn't settlement, it's a temporary transfer until it settles, more akin to lightning network. Lightning network barely uses any energy fwiw.

[nahimn]

Agree -- settlement still occurs every day. And credit cards charge %, versus network fees in crypto are amount agnostic (ie: 1 million transfer vs 1 dollar transfer cost the same)