> The entire population of earth wouldn't be able to sign up They also have freely-available 128-bit identities, called 'submarines', that can be created on wh

> The entire population of earth wouldn't be able to sign up They also have freely-available 128-bit identities, called 'submarines', that can be created on whim. The 32-bit identities are 'destroyers', both being subsets of 'ships'. Like everything else associated with Urbit, it's back-to-front. Real-world destroyers hugely out-number submarines.