Shares of this leisure travel name almost look too hot to handle, but there's more to the story.The arguments against buying Royal Caribbean (RCL 1.97%) stock right now are certainly sound enough. Shares are up nearly 400% for the past year, for example, reaching yet another record high just last week. That's a tough act to follow. The stock's also already priced right at the consensus price target of $166.96, seemingly leaving no upside left to tap. Never mind the economic lethargy chipping away at consume ...