I can't add more than I already did, I think, so I'll rest my case. A part of the work in Wikidata is building the database and guessing what could be unidentified items there only is informations in a language we don't understand or an alphabet we can't read. And there is no label in our language, and we want to put some. In that case, any information is useful. Or we plan a trip in the country in question and we want to have an idea of how to say the name in the language, or ...