The general community consensus is that ads are bad, regardless of where they are from or where and how they are introduced either into hashnode itself or into individual blog posts. Other methods are being explored as hashnode are trying to figure out the best way to monetize the platform as a sustainable business model as well as having the blogger in mind as well.
See my answer to this post, as well as others answers: hashnode.com/post/community-qanda-how-should-we-m…