>> with a specified locaction, as happens whenever a PageSpec is
>> used on a page, then it should match only `currentlang()`. If it
>> is used without a location, as in the setup file, then no such limit.
>> with a specified locaction, as happens whenever a PageSpec is
>> used on a page, then it should match only `currentlang()`. If it
>> is used without a location, as in the setup file, then no such limit.