Does advertising in e-books have potential?

Question

contextual advertising

This refers to contextual advertising directly in the downloaded files themselves.
If advertising on Amazon Kindle readers is limited by the device itself, then here the coverage increases with a growing number of processed formats, although the functionality of such advertising is still less.

PS Without affecting fiction, where it is unforgivable to interrupt the reading process.

Answer 1

Well, how can I answer without swearing :) Immediately hatred from readers. And thoughts about creating banner cutters.

Answer 2

You would have to guess everything. Advertisers are parasites like worms.

Answer 3

On the other hand, after the last lines, an authentic link like “Read the same (you will most likely like it): both the title of the book and a link to buy, or other books by the author”, or a block of such links would look quite in the subject. Although, in general, advertising is evil evil