Accommodating Disagreement ◾ 353
© 2010 Taylor & Francis Group, LLC
EXTRACT 20.6 Tentativeness as Seeking Agreement for Backtracking
[0:35:51–0:37:10]
Joe: I understand what you mean I understand what you mean but I think part of the
trac light problem is guring out how long you should have the overlap-
ping red lights +
Carla: so maybe
Joe: to avoid accident
Carla: that’s a that’s a separate setting and I know it’s the duration of each light you
set it on I haven’t completely thought of it
Joe: yeah
Carla: whether it’s maybe one or two but the other one it’s implied because if this is
green then you cannot tell the system make other one green as well it’s just
not happen so you only set one but the overlap of the red and the duration