>but now more and more people are using broadband and dedicated lines, meaning they each use an IP 24/7.
Incorrect, many ISPs use private IPs for end users. DSL providers especially. There is no reason 99% of end users need a public IP.
>In order to run a website, you need a web host with an IP and a DNS with its own IP.
This is also incorrect. You can run thousands of site on one IP address.
>Logically, we have got to run out of addresses at so
Logically life on Earth is going to be extinguished when the sun goes supernova, too, but neither is happening anytime soon. IPv4 has plenty of space to hold us until 6 is commonplace.
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