目論見通りにTumblrでyahooは収益を上げられるか？

ＢＢＣより。株主対応としては当然、儲かりますというだろう。IT業界も結構浮き沈みが激しいから・・・
http://www.bbc.co.uk/news/business-22603046
Yahoo says Tumblr will boost revenue by 2014
Yahoo says its $1.1bn (￡723m; 857m euros) purchase of blogging platform Tumblr will boost its revenue as soon as 2014.
Yahoo’s chief financial officer, Ken Goldman, made the claim during a call with analysts, although he did not give firm numbers.
Its chief executive Marissa Mayer said Tumblr would operate independently, in a promise “not to screw it up”.
Tumblr founder David Karp will continue as chief executive officer.
The deal values Mr Karp’s stake at $275m.
The deal is the largest made by Ms Mayer since she took the helm at Yahoo last July, and she described the acquisition as a “unique opportunity.”
“On many levels, Tumblr and Yahoo couldn’t be more different, but at the same time, they couldn’t be more complementary,” added Ms Mayer.
Mr Karp, 26, who owns 25% of the privately-owned company he co-founded with Marco Arment in 2007, said he was “elated” to have the support of Yahoo.
“T
何でもはりつけられるサービス。