Okay, so I understand that robots die by water. There is a glitch with the 2-8 boss, I paused it and then unpaused, and the boss stopped moving. This is a great game, thanks Berserk!
Colorful, could use a little background story, and LiesHidden is right, when you click on the password box, you can access the key without answering the question. Fun little riddle :)