Young Entrepreneur at the Helm of Hot New Internet Startup
David Karp, the 21-year-old brains behind Tumblr, a site that allows users to create Web logs in just 10 seconds, is a fresh face of the rising wave of New York dotcom entrepreneurs. […]Mr. Karp began his career as a technology guru at age 14, when he spent a summer working for Fred Seibert, a former president of Hanna-Barbera who is the creator of “The Powerpuff Girls,” at his Manhattan cartoon shop Frederator Studios.
Before long, Mr. Karp was gaining a reputation in the New York tech world as a savvy Web programmer with a sixth sense for what works online.