Millions of mothers may soon become much better acquainted with Yahoo. Rumor has it that CafeMom, the popular site aimed at female parents, is close to being acquired by the company, although the matter of price apparently remains a significant sticking point. According to Kara Swisher 's anonymous sources, Yahoo's prepared to pay $100 million. CafeMom would like to see $200 million instead, so the deal isn't a sure thing. Still, setting aside financial issues,