> Microsoft doesn't charge you to develop for their PCs and neither does Apple. Yes I know, I tried to address that in my comment. I postulated that there are

> Microsoft doesn't charge you to develop for their PCs and neither does Apple. Yes I know, I tried to address that in my comment. I postulated that there are more iOS users than OS X users, just as there are more Windows users than XBox or WP7 users. For the purposes of my example, I picked the OS from each company with the greatest number of users. I definitely think my example is valid here, despite the differences between "PCs" and tablets, phones, whatever.