(Bloomberg) When LoanDepot Inc. made its debut on the New York Stock Exchange earlier this year, Anthony Hsieh became a rarity among the ultra-rich: an Asian-American multibillionaire.For the 56 year-old, it was the culmination of a decades-long quest to take on the hyper-competitive mortgage industry. It’s also given him a fresh impetus to be more visible and to inspire others, drawing on some of his own struggles as an immigrant to the U.S. from Taiwan.“I have a unique opportunity,” Hsieh s