I think people are misunderstanding what is being suggested here. The idea is that, for example, to unlock your bank account, you have to go to the bank where t

I think people are misunderstanding what is being suggested here. The idea is that, for example, to unlock your bank account, you have to go to the bank where trusted bank employees will extract your DNA and have it sequenced, resulting in you being given access again. Others cannot spoof being you in this scenario because they cannot implant your DNA in themselves.