“...It's all lighthearted fun and wild invention, but Schenck takes a serious turn in the final story, which brings touching depth to his main characters. A great follow-up to Slaves of the Switchboard of Doom (2017).”
- Booklist
“...it's up to Ben Bowman and his robot assistant, Violet, to deal with breakaway floating labs, an eruption of mole people, outbreaks of blue slime, time machines and doorways to other dimensions as they attempt to save Retropolis from a spirit of innovation gone mad.”
- The Toronto Star