From: YourName@YourISP.com   
      
   On 2017-12-22 17:14:14 +0000, Mr. Man-wai Chang said:   
   > On 21/12/2017 4:26 AM, Your Name wrote:   
   >>>   
   >>> Maybe should build some excellent robotic cleaners first, not   
   >>> self-driving cars that might knock out people. :)   
   >>   
   >> You can already get robo-vacuum cleaner, robo-mops, robo-window cleaners   
   >> (for skyscrapers), robo-floor cleaners (in some airports, etc.), and more.   
   >   
   > But they are not yet selling nor popular. I am still using my hands and   
   > feet to clean my home. :)   
      
   Partly because the robo-cleaners are still relatively expensive and in   
   many cases not very good or thorough. Most of the robo-vacuum cleaners   
   are also stupidly round, which means they don't clean in the corners   
   very well.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)