Madonna is a pro. I don't like her and have no respect for her but- I don't think she should be called a musician or a dancer or whatever you know, but I do have, well I do have respect for her ability to completely manipulate the media and have them work for her.
In 15 years we'll have all the sequence, a list of the genes everyone has in common and those that differ among people. We know only something like a tenth of 1 percent of the sequence at the moment.