“Hitwise: Search Queries are Getting Longer”(ReadWriteWeb),
Year-over-year, using one and two-word search engine queries became slightly less popular, while the number of three-word queries remained flat. Instead, a growing number of users are now opting to use longer queries. Overall, longer search queries have increased ten percent over the last year.ユーザーが検索エンジンに入力する単語数が年々増えているという話． ユーザーがシステムにあわせて(無意識に)最適化されてきているのだろう…