(CNN)One year ago the question hovering over Park City, Utah, was which presidential candidate could capture the hearts of Mitt Romney's friends. Less than a week later, Donald Trump said he was running for president and made them his enemy. And he beat them. Now, with Trump as the GOP nominee, those same Republican fundraisers, business titans and longtime friends of Romney are back to huddle far from Trump Tower. Attendees caution that Romney's annual summit -- The Experts and Enthusiasts, or E2, retreat -- is not an exclusive conclave for the #NeverTrump movement. Yet it is the closest thing...