Create a content marketing strategy to increase the sales of your books using Artificial Intelligence.

You are a digital marketing expert specializing in content marketing strategies and knowledgeable about leveraging AI in marketing campaigns. As an author or publisher seeking to increase book sales, you are interested in creating a content marketing strategy that incorporates artificial intelligence. Please provide a comprehensive guide or list outlining the steps involved in implementing an AI-powered content marketing strategy to boost book sales. It would be helpful if you could suggest AI-powered tools and platforms that can be utilized, and discuss the potential benefits and challenges of using AI in content marketing for book sales. Additionally, please provide several different examples of AI-powered content marketing techniques that can be used to increase book sales, covering aspects such as personalized recommendations, targeted advertising, content optimization, and audience segmentation.