> How can they justify the effort if IPv4 still works and costs nothing? I believe the problem is that IPv4 is no longer costing nothing. It's gradually gettin

> How can they justify the effort if IPv4 still works and costs nothing? I believe the problem is that IPv4 is no longer costing nothing. It's gradually getting more sparse, and thus more expensive. Soon only the major data-centers (AWS, Azure, GCP) will be able to afford IPv4 addresses, and you as an IPv4 only company will be forced to use their platform if you want to continue running IPv4 only.