Crossing the intersection shown in the video sometimes adds as much as 10 minutes to my commute home. There is an almost incessant stream of traffic one way or the other (or both) with few drivers that are courteous enough to allow a sufficient gap for side road traffic to go. Anyhow, I was prepared to defer to the left turning motorist opposing me but:
You can't see it in the video, but there was a truck bearing down quickly from my right.