Looks like they are finally ready.

Investor's Business Daily: MSN Ready To Rumble In Search

The most interesting part:

But Microsoft's demographic targeting is a step ahead of other services. MoreVisability's Leitch says Google and Yahoo don't have this feature. "This is new," she said. If an advertiser wants to run ads just for women ages 25 to 35, adCenter can comply. If an advertiser wants to exclude men 50 to 70, adCenter can comply. And adCenter will let advertisers target groups of customers during certain times of the day, a tactic called day-parting.

Wonder if they are also going to have an AdSense like program?