In order for a website to have any impact on the web, it has to be seen. Knowing how many people have visited the site and if it's effective enough to keep them coming back again and again is key. The world wide web is a densely populated jungle of competitors fighting for the consumer's attention, and in order to stay ahead of the pack, it's good to know the facts.
Did you think the search engine wars were over, and Google won? New kid on the block Blekko, currently in closed private beta, urges you to reconsider. Once out, it's bound to become the favorite of search refiners, with the results likely made available as an API.
Google announced the Firebase App Indexing API. The API allows users to search for content within the Google app and find personal or public content across apps installed on a particular device. Because the content is stored on the device, the API is functional whether a user is online or not.