"But the only way this is possible is if every single Apple employee is able to hold every single Apple product line in their head at the same time." Ridiculou

"But the only way this is possible is if every single Apple employee is able to hold every single Apple product line in their head at the same time." Ridiculous. Apple has an incredible amount of secrecy across its different departments. Functional orgs don't require the hoi polloi to know everything, as long as mgmt does.