It's relevant because it's an example of where an account needs special rules/treatment because of the status. It's saying "Do we all agree that some accounts,

It's relevant because it's an example of where an account needs special rules/treatment because of the status. It's saying "Do we all agree that some accounts, such as Zuck's, might need different treatment?" Because once you have established that, it's clear why some other accounts might need different/special treatment compared to the typical user.