Nowadays, writers use their computer for the books that they write. In the past, a person would use sheets of homemade paper along with a feather pen. However, this is not so common. It is much more practical to just use a computer. This way paper is not wasted, edits can be made and a whole of other bunch of things can be done more easily using the computer. However, sometimes computers do not work properly. For example, had a Mac can run slow. Fortunately, there are solutions to problems like this. For example, there is software that is designed to help a Mac slow.