Originally Posted by CSpronken 
2 It would be an ineffective compromise, most people don't need more than 6mp, everything more gives just drawbacks. For the people that do need more than 6mp or for others that think they need more you can still offer a 10mp version.
It's not about what people need, it's about having more: "A rich man is somebody who makes 100$ more a year than his wifes sisters husband" - somebody in the latest Scientific American.
Which is why we have a MP race.