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Cookie policy

Last updated 31 October 2026

A cookie is a small file a site or a third party stores in your browser. This page lists what is used here and how to control it.

What this site uses

PurposeSet byType
Remembering your light or dark mode choiceCode.HouseLocal storage, no cookie, stays until you clear site data
Remembering your cookie choiceCode.HouseLocal storage, no cookie
Roadmap progress markersCode.HouseLocal storage, no cookie
Advertising selection, measurement and fraud preventionGoogle AdSense and its vendorsThird-party cookies
Video playback preferencesYouTube, only after you press playThird-party cookies

This site sets no analytics cookies of its own and runs no tracking pixels for social networks.

Your choices

  • On this site: the notice shown on your first visit offers “Accept all” or “Essential only”. Choosing essential only records a preference that makes advertising non-personalised. To change it later, clear this site's data in your browser and the notice reappears.
  • In your browser: every major browser can block third-party cookies entirely or delete cookies on exit. The site works normally with them blocked, though advertising may be less relevant.
  • At the source: personalised advertising can be switched off in Google Ads Settings, which applies across all sites, not just this one.

Do Not Track

Browsers send a Do Not Track signal inconsistently and there is no agreed standard for honouring it, so this site does not rely on it. Use the controls above instead — they work.

Consent management

Where law requires a certified consent framework for advertising — currently the European Economic Area, the United Kingdom and Switzerland — advertising is served through a Google-certified consent mechanism in addition to the notice described here.

Questions about this policy? Use the contact page, or send an enquiry directly. Messages are read by a person.