<http://schema.org/thumbnailUrl>
<https://gigaom.com/wp-content/uploads/sites/1/2012/06/app-store-25-billion-apps-tiff.jpg?quality=80&amp;strip=all>
<http://gigaom.com/2012/06/26/apps-get-better-at-retaining-users-ios-more-than-android/app-store-25-billion-apps-tiff/feed/>