I think having a 'door' that is locked by default, and able to be left open and 'unlocked', might be plausible consent. The above very well would be a feature

I think having a 'door' that is locked by default, and able to be left open and 'unlocked', might be plausible consent. The above very well would be a feature at least in fantasy (fiction, not genera) settings if not real ones as well.