Important Information

Document date: September 2026

Accuracy and currency

Errors are possible and omissions are likely. No liability is accepted for a decision taken on the basis of what is written here.

Where links lead

No control is exercised over any website reached through a link. From that point their terms and privacy practices are the ones in force.

If this changes

This is not a permanent text. What this page says at the time of reading is what applies.

Reporting an error

Queries about what is explained on this website should go to [email protected].