The owner of the Elder Wand has the ability to use it for good or evil. The reputation the wand has garnered as The Death Stick is only because of how it was used by its masters. Hence the question, "would I keep it?". I would absolutely keep the elder wand if I was given the chance. If it has made its way into my possession then it is for a reason. Whether I use its powers for good or evil is a separate question entirely...