+
+Key Management & Encryption:
+ crowdnode generate [./privkey.wif] [--plain-text]
+ crowdnode list
+ crowdnode use <addr> # set as default key
+ crowdnode passphrase # set or rotate passphrase
+ crowdnode import <keyfile> # copy and encrypt key
+ crowdnode encrypt # encrypt all keys
+ crowdnode decrypt # decrypt all keys
+ crowdnode delete <addr> # delete key (must have 0 balance)