But given that they are making their money primarily as an advertising delivery device, how effective are ads on the Kindle?<p>One large advantage of the newspaper, as an ad delivery medium, is its size. It's hard to go from a huge visually scannable paper to a paged set of articles, where the ads invade the optimal page size.<p>I am completely sick of advertising, but it's hard to pay for a large news gathering operation without it.