My computer used to be nice and fast, but now it has really slowed down a lot. What can I do to speed up my pc? Should I buy Error Nuker? I have heard that registry cleaners can sometimes help get your computer running better, and I am hoping this is really the case since it would be a pretty easy and inexpensive solution to the problem. Do these registry cleaners really work? Is this likely to fix my computer problems? I would love to find some product reviews for registry cleaners so that I could find out more about my options.