Apple iTouch

Apple ID seems to have multiple non integrated segments.

1. iTunes account
2. Apple ID

Password requirement on one account need not be the same as other.

If you are in the path to purchase free application, the app would let you sign up with no need for credit card. Otherwise, it requires a valid credit card.

No wounder Microsoft went in for SSO (Single Sign ON) with Passport. Folks are working on Open ID widely accepted by

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