Because if you're trying to write and you have unlimited time, you can procrastinate an unlimited account, but if you have limited time, you rush to the page trying to get something down in the little bit of fragment of time that you have, and you may write a great deal that way.
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.