On: Apple Unveils The iPhone 5S

[cheald]

Because even if it's just digits and numbers, 62^26 - 62^25 is a non-brute forceable keyspace.

[madisp → cheald]

ah, but it is a passphrase, not a password. Limiting phrases to exactly 26 chars doesn't seem that big anymore.

[bennyg → madisp]

Good luck brute forcing an iPhone without it locking up forever though - regardless of your semantic considerations here.