topxml.com/css/css_property_font-family.asp Scroll down, says "If you liked the information on this page, you may be interested in these sites:" Thats against TOS right? I recall reading you can only label ads with "sponsored links" or "advertisements"
It's definitely a gray area, if by "gray area" you mean "totally violating the TOS 100%", which is what he's doing.
Jack and Firestorm are right, its 100% violation of the TOS. NewtoAllThis, are you going to mail the webmaster of that site to inform him that he is violating the TOS, coz I am not gonna do it.
She is a member here, and has a very soft heart for Adsense publishers, if you remember that "Or try this" Forum thread.
Shame on you. The time it took you to post in this thread you could have emailed him. I would do it but I have a cake baking and must keep my eye on it.