Do you believe that there is a market for domain names with increased backlinks that can be sold to doorway or satellite operators, even if starting with none?

The potential demand for purchasing domain names with increased backlinks may come from those who are not up-to-date with current search engine ranking algorithms.
but, it's important to note that search engines now prioritize link quality over quantity to avoid penalizing spam links. These types of domain names can be obtained for free from previously-released ones. While the idea is not entirely unreasonable, it may stem from a lack of knowledge regarding current SEO practices.