Tumblr

Tumblr, stylized in their logo as tumblr., is a microblogging platform and social networking website founded by David Karp and owned by Yahoo! Inc. The service allows users to post multimedia and other content to a short-form blog. Users can follow other users' blogs, as well as make their blogs private. Much of the website's features are accessed from the "dashboard" interface, where the option to post content and posts of followed blogs appear. As of August 8, 2013, Tumblr hosts over 130.5 million blogs. Its headquarters is at 35 East 21st Street in the Flatiron District in New York City's Silicon Alley.

Usage by Sky Ferreira
Sky Ferreira created a personal account where she reblogged photos, videos, and posted information about her long-anticipated debut album. Throughout the years of hosting the blog, Ferreira revealed song titles that she had written or recorded.
 * "24 Hours"
 * "Broadway Life for Me"
 * "Choke"
 * "One Man Show"
 * "Swamp Girl"
 * "Wild at Heart"