According to a fascinating article by Patricia Hursh of Search Engine Watch, half of all search queries are completely unique. In fact, Google estimates that almost 50 percent of its searches – 100 million unique queries per day – “are one-of-a-kind.”

If you’re wondering whether targeting these unusual keyphrases is worth all the trouble, this was the topic of a session at the recent Search Engine Strategies conference in Chicago, Illinois. Hursh reports on what the experts said here.