As with the previous systems we covered in this book, and with most things in game programming, we must evaluate the requirements of our game and the technology and hardware limitations when deciding on the best way to tackle a problem.
As you might imagine, there is a performance cost associated with going from a simple yes/no system to a more nuanced fuzzy logic one, which is one of the reasons we may opt out of using it. Of course, being a more complex system doesn't necessarily always mean it's a better one. There will be times when you just want the simplicity and predictability of a binary system because it may fit your game better.
While there is some truth to the old adage, "the simpler, the ...
