yes, that could be too, but I think he'd be darker if he'd been blackmailed, depressed for lack of a better word. but he really seems to be a happy old guy. and I just saw this, from the White House page, he mentions his friendship with the Kennedys;

https://www.whitehouse.gov/briefing-room/statements-releases/2023/11/22/statement-from-president-joe-biden-on-the-60th-anniversary-of-the-assassination-of-president-john-f-kennedy/

"We saw that most clearly with First Lady Jacqueline Kennedy, whose grace and resilience still hold the hearts of the American people, as they did during that most challenging time in the life of her family and of our nation. His brother, Robert, was one of my greatest political heroes; and Teddy was one of my closest friends. His daughter, Caroline, remains a dear friend as well, along with countless Kennedy family members whom Jill and I have been privileged to know, and to whom we send our love and affection on this day of remembrance."

and then there's this;

listen to how he describes JFK🤔...

https://youtu.be/WUuxPWseXsU?si=4-5ehbl5X0aPP0vD