@dalehileman,
dalehileman wrote:My instant reaction was that 'Barcelona are...' is clearly ridiculous
That's because you are American, and didn't know about the British English usage. It is very common is British English countries to see the plural used for teams, companies, organisations, etc.
Airbus are proud to have created an aircraft that is celebrated for its outstanding quality.
BUT...
Boeing has fired nearly 4000 employees in Washington.