Sure, in theory. But then he is working on some important feature, and the code is on his laptop, which gets confiscated during a raid and now your access to the person and their in-process work is gone. Yeah, I know, code check-ins, documentation, blah blah blah. Totally the strong suit of the typical uber-hacker type /s.

The work/life boundaries are heavily blurred these days in even the best cases. Something like this, their personal life as a real potential to impact your business/product/brand.