When you go shopping, what do you get? 

If you are like most of us you  probably pick up some eggs, some cheese, some vegetables, and, oh yeah,  some milk. However, what type of milk do you get? For a  very long time our choices have been somewhat limited. We always got  the same types: whole, 2%, or skim. However, some creative product  managers are getting ready to change the product development definition  of milk and the existing milk product managers are going to have be be  ready to deal with it. 

What’s going on here?