Jaiku was a social networking, micro-blogging and lifestreaming service comparable to Twitter. Launched February 1, 2006; shut down January 15, 2012 — it lived 5 years. One of 23 Google products killed in 2012. Jaiku was a social networking, micro-blogging and lifestreaming service comparable to Twitter, founded a month before the latter. Jaiku was founded in February 2006 by Jyri Engeström and Petteri Koponen from Finland and launched in July of that year. It was purchased by Google on October 9, 2007. Wiki link Data: Killed by Google (killedbygoogle.com, MIT).