I would worry about the higher order aberrations affecting my night vision significantly. This is a very common side effect. What would I do about night driving and road trips? Introducing no imperfections and minimizing aberrations probably also what separates good eye surgery from mediocre.
Aberrations of the eye - Wikipedia, the free encyclopedia
Frankly, I am very much against procedures that are avoidable. I would not have eye surgery, unless I was going blind. Sure, chances are all will be well, but the stakes are tremendous if something gets messed up. All I have to do is look at some pictures of the procedure ...
Laser Eye Surgery Slideshow: LASIK, PRK, Side Effects
G