they're like a Trust that self executes distributions

except that they cost a fraction of a cent to create instead of several thousand dollars in lawyer fees for the initial revision, and can be tested in infinite scenarios for free

to your theoretical reservation, the trust similarity continues, as the constraints around the X are also codified. The person that triggers it can only send sanitized information, isn't necessarily an administrator, admins/trustees can be relinquished for it to be completely orphaned, and so on