I am technically competant enough to have full disk encryption and a whole bunch of other things. If I were to die, is my wife though? No. She is not. So if I

I am technically competant enough to have full disk encryption and a whole bunch of other things. If I were to die, is my wife though? No. She is not. So if I want her to access stuff if I die, then that means me leaving documentation for her. Which doesn't really result in better security - how can I encrypt stuff I've had to literally print out. The ergonomics is a HUGE factor.