It fails very rarely mostly if my hand is wet. Yes you can use the passcode and you are required to enter the passcode at lease once a week by design. But oppor

It fails very rarely mostly if my hand is wet. Yes you can use the passcode and you are required to enter the passcode at lease once a week by design. But opportunity for shoulder surfing is reduced by a factor of hundreds since I probably unlock my phone 100 times a day.