He doesn't make that claim at all! It certainly would be less secure, but it's limited to smaller amounts of money. It depends on the banking app. For example,

He doesn't make that claim at all! It certainly would be less secure, but it's limited to smaller amounts of money. It depends on the banking app. For example, I'd rather have a 4 digit pin code to check my current balance then my 24char password. Also I have touchID so the security pin thing is a non-issue on my mobile device.