Most people don’t need a public IPv4 address and can live with CGNAT. For the relatively small number of people who do need public addresses, renting them from

Most people don’t need a public IPv4 address and can live with CGNAT. For the relatively small number of people who do need public addresses, renting them from a cloud provider or buying blocks at auction are still economically viable, in comparison to the capital costs of upgrading everything that needs upgrading to support IPv6-only.