Paypal founder backs Blueseed "visa-free entrepreneurship and tech incubator" (link)
Nation states require visas, employer sponsorship, and other impositions such as taxation and juridical regimes. All of these are obstacles to free movement of people, trade, and industry.
On the topic of national identity and nation states Einstein stated
"I am by heritage a Jew, by citizenship a Swiss , and by makeup a human being, and only a human being, without any special attachment to any state or national entity whatsoever" (link)
Comment on Peter Thiel's (Paypal co-founder) commitment to supporting Blueseed's floating "Googleplex of the Sea". Who gains? Who loses?