"Of course, the whole point of a Doomsday Machine is lost if you KEEP IT A SECRET!" A rational player would only put effort into a retaliatory strike capabilit

"Of course, the whole point of a Doomsday Machine is lost if you KEEP IT A SECRET!" A rational player would only put effort into a retaliatory strike capability to the extent that actually having a retaliatory strike capability strengthened the enemy's perception that they would be obliterated if they struck first.