Every Icelander knows you can authenticate against the national ID (kennitala) quite easily if you have authentication gateways for that. I am working on a few alternatives, some of which may be used concurrently. If you can find me an Icelander that doubts this, I would be surprised.
How exactly will your airdrop work ? I think people are literally expecting you airdrop the paper wallets to people
Are you going to wait for them to come to you or will you be mailing to each household ?
If it's waiting for them to come to you, how will you ensure maximum exposure so as many people know as possible ?