In fact, I’ve seen it done with the “wait gesture” (by people who don’t know a sign language per se), and it seemed to work well. So I hypothesise that it could work even better if someone knew more signs. But I have yet to put this to test.
In fact, I’ve seen it done with the “wait gesture” (by people who don’t know a sign language per se), and it seemed to work well. So I hypothesise that it could work even better if someone knew more signs. But I have yet to put this to test.