That $1.1Bilion price tag paid for Tumblr is just over 10% of the indicated price tag. Maybe Tumblr are also good for something.
https://www.yahoo.com/tech/yahoo-reports-another-big-loss-21...
> Yahoo also reported Monday that it's writing down $482 million in charges related to the declining value of Tumblr, the social-blogging service that Yahoo acquired for $1.1 billion in 2013. Combined with an earlier write-down of $230 million, that indicates Tumblr's value has plunged by almost two-thirds.