Multi-User Shared Hallucination. On my way. On the other hand. This is sometimes used to refer to the real person who is logged in to the MUSH, as opposed to that person's character or virtual persona. The puppet acts like a player, in that it talks and acts at the controller's command, and the controller sees everything that the puppet sees when the puppet is in a different room than the controller.
Soft code includes global commands and player -created commands placed on things or rooms.
A lot of unwanted text on your screen, usually scrolling by so fast that it's difficult to read or text that you want to see gets lost in it. Creating unnecessary spam is considered rude. Using MUSH commands to either fool others into thinking that you are another player , or to fool others by sending them private messages that they think are public. It is when a wizard turns a player into a toad, disconnecting that player and preventing log-in to that player again. This is considered harsh punishment reserved for the worst offenses.