Don’t be fooled to think computer neural networks is how the brain is structured. Through out history we’ve always compared the brain to the most advanced technology at the time. From clocks, to computers with short and long term memory, and now to neural networks.
Any company that serves European customers have to follow GDPR. Any company that breaks it can be fined by the EU. Hence why a bunch of American websites rather just block European browsers instead of changing their cookie/data retention policies.