as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
design a product review system for a website.
user
the product review system should allow users to write reviews and rate products based on their experience. users should be able to provide comments, share photos, and give ratings on a 5-star scale. the system should also include an algorithm that filters out biased reviews, and use natural language processing to detect sentiment and categorize reviews.
assistant