This was an amazing way to end this first book. We have the knowledge that Caleb was the only survivor of a genetic experiment, that he is fully aware of. Has an ability to become a sleeper personality behind a fully fictitious alias, who is Jacob in this story. But they are communicating with each other now.
The future will be interesting. Since he had attended MIT, but does not seem to have been socialized with similar aged peers, will he let himself test to the level that he can excel at, or deliberately test down to stay in a place with others his age? The family, including Greg have really embraced him as a son, brother, nephew, excluding the nasty grandmother….. I can see him using his talents for good, investing and becoming a multimillionaire in his own right quickly, then leading life on his own terms.
There is a background threat of the Cerberus AI following everything he does and identifying him as a threat in the future, or possibly helping him…