[she frowns] What do you mean? [for a second, she can't imagine why running cars would be a thing of the past--although then it occurs to her that in the future maybe something like that could happen, so she adds:] What do you have instead?
[not that having something else would explain why there are abandoned cars around that haven't been removed, but it's the best idea she can think of without more information from Boone]
no subject
[not that having something else would explain why there are abandoned cars around that haven't been removed, but it's the best idea she can think of without more information from Boone]