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Privacy Policy

Last updated: March 2026

What we collect

If you sign up to express interest in a hardcover edition, we collect:

That is all we store in our database.

Why we collect it

Solely to gauge interest in a physical edition of this book. If we decide to produce one, we will email you once to let you know. That is the only purpose.

How it is stored

Your data is stored in a PostgreSQL database hosted on Railway (EU region). Access is restricted to the site operator. The data is not shared with any third party, not sold, and not used for marketing beyond the single notification described above.

Analytics

This site uses Google Analytics (GA4, property ID G-K2KFQSPFL8) to understand how visitors interact with the book. Google Analytics uses cookies to collect anonymous usage data such as pages visited, time on site, and referral source. This data is processed by Google. You can opt out by using a browser extension like Google Analytics Opt-out.

Cookies

Google Analytics sets cookies (e.g., _ga, _ga_*) to distinguish unique visitors. We also use localStorage (browser-side only) to remember that you dismissed the cookie notice. No other cookies are set by this site.

Your rights

You can request deletion of your data at any time by emailing marco@nxtphase.ai. We will remove your record within 7 days.

Contact

For any privacy-related questions: marco@nxtphase.ai