Just as we may not have imagined the internet might end up being so dangerous for us, similarly Worldcoin's plan looks innocuous yet could be a trojan horse to control the masses via UBI and social credit score.
It seems too easy to game the system online nowadays, though kyc seems to be helping to mitigate the challenges, especially on exchanges who are increasing their kyc demands this month after some kind of shift in the world leadership and their attention toward cryptocurrency.
Dan and Ned had a good idea with Steem originally, and EOS, though bad actors will always be around when there is money to be made.