Cool. Whichever way you go with it, I wish you luck.
Incidentally my friend who sold her techo-thriller -
Author Karen Dionne. We worked together as fiction editors on NFG and she now runs the prestigious Backspace writers' group and organises the annual Backspace conferences at the Algonquin, NYC.
Another one in the eye for those who say first-timers can't get agents, and can't get published.