XPost: alt.home.repair, alt.sci.physics, uk.d-i-y   
   From: shy543@gmail.com   
      
   "Commander Kinsey"  wrote in message   
   news:op.zv40t1vfwdg98l@desktop-ga2mpl8.lan...   
      
   > I tried one, once, I couldn't stay on it.  I see countless Youtube videos   
   > of people falling off them.  But why?  If you are about to fall over   
   > backwards, shouldn't it feel the tilt of your feet and simply roll under   
   > your centre of gravity?   
      
   Not possible with your feet still on it.   
      
   > It should be impossible to fall off.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)