Cookie notice.
Last updated: 2 October 2026.
Cookies we use
Cookies are small files that a website stores on your device. They can make a site work, remember your choices, or measure how it is used.
At the date above, this website does not set analytics, advertising or other optional cookies.
Our servers do keep ordinary technical records when you visit, such as your internet protocol address and the pages you request. We use them to keep the website secure and running. Our Privacy policy explains this.
If we add cookies in future, we will list each one on this page and say what it does and how long it lasts. We will not set any optional cookie until you agree to it.
Managing your choices
If we add optional cookies, a banner will let you accept them, refuse them, or choose by type. You will be able to change your choice at any time using the cookie settings link at the bottom of the page. It will be as easy to withdraw your consent as it was to give it.
You can also block or delete cookies in your browser settings. Blocking cookies that a site needs may stop parts of it from working.
Questions about cookies can be sent through our contact form.
Have a difficult system to build?
Tell us what needs to work better. We will help you understand the opportunity, define the product, and build the system.
Prefer to write? Use the forms on the Contact page.