https://www.theverge.com/2017/11/6/16611756/ios-11-bug-letter-i-a-unicode-symbol
origin - http://www.pipiscrew.com/?p=11029 an-ios-bug-wont-let-some-users-type-i
https://www.theverge.com/2017/11/6/16611756/ios-11-bug-letter-i-a-unicode-symbol
origin - http://www.pipiscrew.com/?p=11029 an-ios-bug-wont-let-some-users-type-i