[mlyle]

> But just because a car is coming at you in an intersection doesn't mean you can legally enter it.

I would argue you can; if you only have to yield to someone who is unable to enter the intersection for other reasons, you are free to go.

> By convention though, literally every East bound person is going to expect the South bound person to travel at the same time as the North bound one.

Sure; it's worth assuming that the Southbound person has slightly screwed up timing instead of forfeiting what would normally be "their turn".