When is an engagement ring an Engagement ring? To Google, it could be two different things, if more of its datacenters exhibit some observed behavior on the issue.

Big Oak SEO said on its blog a look at those two terms, different only in the capitalization of the first letter E, yielded different search results for a query about engagement rings.

Engagements will be in mind as June’s typically large number of weddings takes place as they do traditionally. Someone may have the idea to look into a ring, and that first letter could be the difference in the sites he does or doesn’t visit.

Extend that scenario to any other keyword, and suddenly marketers have to worry about revamping their keyword buys across their campaigns.

“Assuming this isn