Microsoft and MSN has a history of trying to stop people from using the Opera browser. When trying to access MSN.com using the Opera7 browser, there are two visible problems. First, for the user it looks like Opera7 has a serious flaw so that many lines are partially hidden. Second, the page shows less content than users of Microsoft's Internet Explorer (MSIE) see.
The purpose of this page is to document, in technical terms, what is going on. Did the Opera programmers make grave mistakes? Or is it something wrong on the MSN site? If so, is the Opera browser targeted specifically? (Executive summary: no, yes, yes)