How will human-identification look like year 2025 and 2050? (all degrees of freedom allowed, see guidelines)

How will human-identification look like year 2025 and 2050? (all degrees of freedom allowed, see guidelines)

Guidelines:
If you like, please comment on/include any/all aspects of identification: technology/infrastructure/issuance/registration/counterforces/etc.

If you like, please comment/include with regard to any application type you like: from border control to adjusting driver-seat profile

Please don’t just write which biometric type will dominate/win. Comment on/include methods of identification, i.e. all competitive/complimentary technologies like RFID, etc.

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