If you really want to know about "the pursuit of Mitnick," watch Freedom Downtime.
https://en.wikipedia.org/wiki/Freedom_Downtime
https://archive.org/details/FreedomDowntime-TheStoryOfKevinM...
I hope Shimomura can realize that Mitnick made him a better version of himself, both personally and professionally.
Fuck the "boys will be boys" defense, and the people who still try to defend reprehensible behavior (and ultimately their own) by trotting out that old sexist canard.
Each was quite good within their speciality, and kinda crappy in the other's. And that's totally okay.
It's not that he dropped out of sight, it's that nobody wanted to work with him after reading his book.