From: grammatim@verizon.net   
      
   On Friday, October 9, 2020 at 1:14:51 PM UTC-4, danny burstein wrote:   
   > In  Phil Kane  writes:   
   >   
   > >On Fri, 9 Oct 2020 07:15:15 -0700 (PDT), "Peter T. Daniels"   
   > > wrote:   
   >   
   > >>There was once an article in Scientific American on timed traffic   
   > >>lights showing how they could be used on two-way streets. But   
   > >>doesn't this mean that the timed traffic light is a thing of the   
   > >>past?   
   > >We studied that stuff in a UCLA course in Transportation Engineering   
   > >that I took in 1959.  Nothing new under the sun.   
      
   It wouldn't have been quite that long ago.   
      
   > Yabbut, did they have yellow signals back then?   
      
   Or bus driver buttons?   
      
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