Keeping a web design simple is important for several reasons:

1. User Experience (UX): Simple designs are more user-friendly. They help users navigate the site easily and quickly find what they’re looking for. When there's less clutter, it's easier for people to focus on key information or actions, like making a purchase or contacting you.

2. Faster Load Time: Simpler designs often result in faster loading times because they involve fewer elements (images, scripts, etc.). This can significantly improve the user experience and decrease bounce rates.

3. Mobile-Friendliness: Simple designs are easier to adapt to mobile screens. A clean and minimal layout works better across various devices, which is crucial since mobile traffic continues to grow.

4. SEO Benefits: Search engines favor clean, easy-to-navigate websites. Simpler designs allow search engines to crawl the site more effectively, helping with SEO rankings.

5. Brand Focus: With a minimalist design, you can focus more on the core aspects of your brand, such as your message, products, or services. This helps in making a stronger impact without distractions.

6. Easier Maintenance: Simple websites are easier to maintain, update, and manage. Less complexity means fewer bugs, quicker updates, and less time spent fixing issues.

7. Higher Conversion Rates: Clear and concise layouts tend to guide users to the desired action (e.g., making a purchase, filling out a form) more effectively than complex ones, which can be overwhelming.