How Does the Size of Your Back List Impact Your Career?

There is a bit of a thing in the india author community that the more books you have, the better. So what do you think is the truth around the size of your back list and how that impacts a career? Do you just typled, you dictate, or how do you what's your writing process? Well, good questions. My view is that what i've always tried to do is write the best book i can every time.