Certificates can have multiple usages and you didn’t specify the purpose in your case. A certificate is not necessarily tied to an IP or even a server. However, if you want to authenticate the server with a certificate, you will need the IP address to be resolved by a DNS. So, you should clarify what you actually want to accomplish. Do you expect your certificates to be self-signed or signed by a certification authority? A certification authority cannot validate a private IP address.

You assume the average usage is representative of the actual usage. You averaged the actions over the time period, nothing’s says the users didn’t performed the averaged 72 actions within the first three days or any time restricted window within the whole period of time and got bored with it seeing no or low value.

However, there is a huge energy cost for that speed to process statistically the information to mimic intelligence. The human brain is consuming much less energy. Also, AI will be fine with well defined task where innovation isn’t a requirement. As it is today, AI is incapable to innovate.