May 13 (Bloomberg) --- Tumblr Founder and CEO David Karp discusses his companys business model and mobile strategy. He speaks on Bloomberg .\r
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Yahoo has now officially confirmed that it is buying blogging platform Tumblr for $1.1 billion mostly in cash, after reports on an impending deal first surfaced last .\r
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May 20 (Bloomberg) -- Yahoo is buying blogging network Tumblr for about $1.1 billion as CEO Marissa Mayer seeks to lure users and advertisers with her .\r
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CBS This Morning co-host Charlie Rose sat down with Tumblr founder and CEO, David Karp. Karp explained why he sold his short-form blogging platform, .