I have seen a lot of smartphones that are able to identify their user by face, eyes, fingerprints, and voice, but this new AOptix is able to do them all at once. AOptix has this new case known as the Stratus MX is able to check on all of the above, and it can be used for all kinds of users. You will have to get a custom iPhone 4/4S case, and that is quickly going out of … [Read more...] about AOptix uses multiple methods to identify smartphone users