Creator here. It takes around 30ms to resolve a public key DNS entry on the DHT. After the first resolution, the entry is obviously cached according to the configured time-to-live (ttl).
It's not as fast as regular DNS, 30ms is still very quick.
2. Most active military personnel store their guns at home. The sealed ammunition box doesn't exists anymore so most don't posses bullets at home. Nonetheless, it is not that hard to buy ammunition.
It's not as fast as regular DNS, 30ms is still very quick.