Or apple's iCloud (see their passkey thing also currently on the front page) EDIT: Yes you don't need to use a syncing service. But it will be important for it

Or apple's iCloud (see their passkey thing also currently on the front page) EDIT: Yes you don't need to use a syncing service. But it will be important for it to be portable between syncing services, as that is what most consumers will be using.