Is there a reason why many of these sites like the bleacher report have those slideshow type pages?

[Pat Vegas]

I would guess that it's to record more hits and have more folks seeing ads?

I hate this format.

[Classic Jorge]

Unlike this place which shows just the six ads per page

[Berni]

[Ashberto]

the ads don't actually obscure the content.

[Pat Vegas]

[Supermac1976]