Shanna Tellerman and the business she founded stand out in an economy where venture funding is hard to come by. In March the 28-year-old entrepreneur's startup closed a $3 million round of funding led by Korean telecommunications giant SK Telecom. Sim Ops Studios, founded by Tellerman in 2006, is among three finalists in BusinessWeek.com's annual Best Young Tech Entrepreneurs showcase that specialize in 3D, underscoring the growing emphasis on technology that lets companies and consumers view and manipulate images in three dimensions...