xmodmap -pke > .xmodmaprc
gedit .xmodmaprc (change dead 5 keys)
17.46.17 xmodmap  .xmodmaprc& 
all blocked  keyboard  mouse  .... after 40 sec all work keys  changed
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17.46.57  performed 
tested multiple times 
 compared with solaris 11.3  (equal operation speedy)
 is it norm for Tails ?
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  swjatoslaw  gerus
  milstar2@???
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