In Castle Heterodyne, Gil [ produces] [[Chronology - Volume #|✣ ]] a Dingbot, recovered in Sturmhalten, which appears to be Dingbot Prime. Dingbot Prime was in Sturmhalten, and we do not see it becoming reunited with Agatha after activating the projection device in Tarvek's laboratory. However, when Agatha was in Mechanicsburg building the coffee engine, in [ one panel] [[Chronology - Volume #|✣ ]] she and the machine are shown surrounded by dingbots, one of which appears to be Dingbot Prime. How can this be explained? Several theories are possible: