3 ms·Also worth noting that unlike PINs, the fingerprint can never be changed.by lawnchair_larry 13y agoAlso worth noting that unlike PINs, the fingerprint can never be changed.ap3 13y agoCan't you use different fingers?lostlogin 13y agoYes, or carry a unique cat around as a security token. http://m.techcrunch.com/2013/09/19/watch-a-cat-unlock-the-iphone-5s-using-touch-id-and-the-fingerprint-sensor/ http://m.techcrunch.com/2013/09/19/watch-a-cat-unlock-the-ip...