I did. Since he moved into the path of a car that AIUI had right of way and wasn't showing any sign of yielding, even after several seconds, I assume that he di

I did. Since he moved into the path of a car that AIUI had right of way and wasn't showing any sign of yielding, even after several seconds, I assume that he didn't notice, and that he didn't notice because he didn't really look. (Do vehicles already in a lane have right of way in the US, relative to vehicles who might cross into that lane from another?)