Maybe that's part of the incentive. If Apple already have your data then you can't give it them twice. Better to limit the number of companies with access to yo

Maybe that's part of the incentive. If Apple already have your data then you can't give it them twice. Better to limit the number of companies with access to your data to 1 by using the same company for everything. This isn't a line of reasoning that appeals to me but I can see how you might want to go this route if you've already compromised on security and privacy to get a shiny new iPhone.