It can be two things!
Yeah, that’s not something you can repeat, in that sense. But there are a lot of other things that set Casino Royale apart - apart from turning a lot of the usual Bond motifs on their heads, there was also a visceral energy that none of the other Craig Bonds were able to match. Low tech, no gimmicks, no complicated plot, no doomsday machinations. It was an extremely straightforward movie.