GPL has the same virality as AGPL other than it isn't implicated by access over a network. Apple has plenty of software that isn't accessed over a network, so

GPL has the same virality as AGPL other than it isn't implicated by access over a network. Apple has plenty of software that isn't accessed over a network, so it makes sense that they would care about both. (So does Google, but that code is largely open source already - Android, Chrome/ChromeOS, etc.)