> How do you have a global graph without sending data to every country where your friends are?
Why is it important that this can be done? The "social graph" is for the benefit of the likes of Facebook. You already know who your friends are and how to talk with them. You don't need a third-party social graph for that.
So Facebook and no other social media platform should exist? Or are you saying that a messaging platform shouldn’t store messages between a user in the EU and a group of users in the US?
Why is it important that this can be done? The "social graph" is for the benefit of the likes of Facebook. You already know who your friends are and how to talk with them. You don't need a third-party social graph for that.