> Displaying the user's name prominently on the splash screen acts as a guilt-inducer for those sharing keys.

This is imo an absolute genius insight, whoever came up with it first. It’s psychologically meaningful, not just for guilt, but the feeling of ownership.

In many ways, I miss these days of software being complete and local. Today, there are few interactions where I get that nice feeling, and for good reason – whenever the feudal lords decide my account is no bueno, the fun stops.