At first people expected him to be jailed, because he obviously has means to leave France and never get caught again, but then analysts pointed out that he knew there was a warrant in France to get him and that he decided to land in France anyway, so they raised the question that maybe he came voluntarily in order to strike a deal with French authorities.
The fact that he's now free from custody sounds like this analysis was likely the right one.
At first people expected him to be jailed, because he obviously has means to leave France and never get caught again, but then analysts pointed out that he knew there was a warrant in France to get him and that he decided to land in France anyway, so they raised the question that maybe he came voluntarily in order to strike a deal with French authorities.
The fact that he's now free from custody sounds like this analysis was likely the right one.