Wondered why Yahoo bought Tumblr last year?

Wondered why Yahoo bought Tumblr last year?

Originally shared by Mashable

We finally know what Yahoo is going to do with Tumblr. #CES2014

http://mashable.com/2014/01/07/marissa-mayer-yahoo-advertising/?utm_cid=mash-com-g+-main-link&utm_medium=social&utm_source=plus.google.com&utm_campaign=buffer&utm_content=buffer560ab