But with 6 million plus articles 6.0e6 been a brute force number for decades. A linear search might have taken less time than reading the article. Almost cert

But with 6 million plus articles 6.0e6 been a brute force number for decades. A linear search might have taken less time than reading the article. Almost certainly less time than writing it. It would not have been as entertaining, of course or as clever. Good engineering is like that nearly all the time.