> There are 10x the customers who don't have any idea about these search operators The homepage of duckduckgo contains a lot of information about their product

> There are 10x the customers who don't have any idea about these search operators The homepage of duckduckgo contains a lot of information about their products, and a whole FAQ about the search engine. Maybe if they also included a list of these operators, inexperienced people might learn about them. People don't use these operators because they don't know about them, not because it's difficult.