Tim O’Brien, veteran journalist and senior executive editor at Bloomberg Opinion, has been interviewing Donald Trump for years — from the ex-president’s time building and completing Trump Tower in the 1980s, to his years starring in The Apprentice — and up to his four years in the Oval Office. Over the years, the MAGA hopeful has developed clear and present obsessions — such as Hannibal Lecter. MSNBC’s Joy Reid on Wednesday asked O’Brien to offer some insight into why the ex-president often mentions the fictitious character. READ MORE: Trump fears winding ‘up as the thing his old man most revi…