The Jellyfish Device, is #48 on Goodreads list of the 100 “Best Most Awesome Technothrillers”. I wasn’t expecting that. It made the list on Wikipedia too. Thanks for your votes.
https://www.goodreads.com/list/show/178333.GREATEST_BEST_AND_AWESOME_TECHNOTHRILLERS
https://en.wikipedia.org/wiki/List_of_techno-thriller_novels
William Marshall 