But I can certainly understand why he would want to move to Utah and work for one of the mountaineering schools or companies that makes equipment.
Absolutely. Along with the magnificant and awe-inspiring face of Nepal is one of poverty, corruption, near-medieval backwardness, and of course the (hopefully now finished) murderous attacks by Maoist revolutionaries.
Also, lots of Americans go to Nepal, and lots of Sherpas have at least visited America. Many have gotten various scholarships here and in New Zealand and elsewhere. He knew what he wanted, and he did it. Nothing wrong with that.