The first is the ability for individuals to make accounts. Rather than a machine having an account, each individual user has an account."
So I asked him, "Equivilent to a gamertag on Xbox Live?" "Yeah, exactly," he said.
He continued, saying that friend codes are no longer required for adding friends:
"Also the ability to easily find friends. Rather than using friend codes, which we've had in the past, we're able to connect players in a much easier way, which allows us to have a community that's playing together in the game."