Steam also had a pretty nice idea with the Steamdeck. You book appointments for a month in the e.g. 2 weeks prior, but those who get booked, and when they are b

Steam also had a pretty nice idea with the Steamdeck. You book appointments for a month in the e.g. 2 weeks prior, but those who get booked, and when they are booked, are randomly chosen amongst all people/times in those 2 weeks. And then you repeat the same process next month and so on.