The costs of developing those vessels – multiple carrier task forces and submarine fleets – create enormous barriers to entry, enabling US naval dominance. But the barriers to entry in the cyber domain are so low that non-state actors and small states can play a significant role at low cost.
多航母特遣部队和潜艇舰队的舰船研发成本创造出巨大的进入壁垒，确保了美国的海上优势。但网络领域的进入壁垒极其低廉，即使非国家参与者和小国也能以低廉的成本发挥重要的作用。