Inheritance is still a nightmare. I'm an IT pro with security training. Designing a system that keeps my sats safe from theft but makes them available to my wife and kid if I get hit by a bus is still...
It's a nightmare, but it's solvable, trivial, and elitist. If Bitcoin is going to matter (really), then it will be a lifeline for billions of people, 99.9999 percent of whom never even own a whole Bitcoin. I don't feel sorry for current Bitcoin millionaires who have no other assets to pass on to their children.