Cookie policy.
One optional set of cookies, and only if you say yes. Last updated 9 October 2026.
What we use
Cookies are small files a website saves in your browser. This site works without any. The only ones we use are optional:
| Cookie | Set by | What it does | Lasts |
|---|---|---|---|
| _ga, _ga_* | Google Analytics | Counts visits and shows which pages people look at, so we can improve the site. It does not tell us who you are. | Up to 2 years |
These are only set if you press Accept on the cookie banner. We remember your answer in your browser's own storage, which is not a cookie and is never sent to us.
Your choice
More about your data
The privacy notice explains what we collect when you pre-register and how to have it removed.