[quote=@Little_ninja]
<Snipped quote by Stale Pizza>

That's got nothing to do with genetic information
Not like it's sampling your genes or anything
That's calibrating.
Another user could use it, but the calibration would be off, and the gameplay would probably be awkward, unless they had almost identical builds
[/quote]

Well, I probably worded it wrong. I sort of meant something more simple like fingerprints or general appearance.