If a photo speaks a thousand words, here's what this one tells us:
1) Mayer doesn't have the most up-to-date Apple iPhone. The Yahoo! CEO's Flickr photo reveals that Mayer still owns an iPhone 4S. As Flickr user Pondage commented, "Time to upgrade to the iPhone 5!"
2) No one seems to notice Mayer is there. The photo shows customers and Apple employees going about their business, checking out the latest devices and having discussions with one another; no public tweets made note of her presence either. Mayer isn't the first tech exec to go unrecognized in New York this month, as Apple CEO Tim Cook strolled through Grand Central Terminal with NBC's Brian Williams without anyone taking a second glance.
3) Mayer chose not to use a filter on her Flickr photo. Just seven days prior to the tweet, Yahoo! fought its way into the photo-filter fray, joining a space with Facebook-owned Instagram and Twitter. "So good Flickr iOS is finally here," wrote Mayer at the time of release.
5) Yahoo is playing offense. Mayer's tweet, which silently promotes Flickr's iOS application, also came on the same day Yahoo!