I would have to agree that the game is geared toward making life easier for good or even neautral aligned characters. However, I also believe that being evil is underrated, and can be more fun, particularly if you have already played through the game and know what to expect.
Take it from SixofSpades, resident wreaker of much havok, and underworld idol extrordinaire:
(warning - may contain some spoilers)
STILL a Naughty Boy