Not really. Go back and look at that time. The entire Dem legislature was demanding the release of these people, along, of course, with all the press. The ones released were the ones deemed least dangerous.
The real question is why this guy wasn’t sent back to Gitmo when he was picked up crossing into Afghanistan in 2009 (when Bambi was president) and had obviously been doing nothing but jihadi stuff in the intervening years between 2004 and 2009, something that was clearly already known to the FBI and CIA at that point.
This link shows their persistence.