Einstein keyboard layout
                                   ========================

                       +-----+-----+-----+-----+-----+-----+-----+-----+
                       |     |     |     |     |     |     |     |     |
                       | f0  | f1  | f2  | f3  | f4  | f5  | f6  | f7  |
  +-----+-----+-----+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-----+-----+-----+
  |     |  !  |  "  |  #  |  $  |  %  |  &  |  '  |  (  |  )  |  @  |  -  |  ÷  | 1/2 |     |
  | ESC |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  0  |  =  |  ^  |  |  |BREAK|
  +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
     |     |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I  |  O  |  P  |  £  | 1/4 | LFT |  UP |
     | CTRL|  q  |  w  |  e  |  r  |  t  |  y  |  u  |  i  |  o  |  p  |  _  | <-- | RGT | DWN |
     ++----++----++----++----++----++----++----++----++----++----++----++----++----++----+---+-+
      | CAPS|  A  |  S  |  D  |  F  |  G  |  H  |  J  |  K  |  L  |  +  |  *  | 3/4 |        |
      | LOCK|  a  |  s  |  d  |  f  |  g  |  h  |  j  |  k  |  l  |  ;  |  :  | --> |  ENTER |
      +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-----+
         |     |  Z  |  X  |  C  |  V  |  B  |  N  |  M  |  <  |  >  |  ?  |     | INS |     |
         |SHIFT|  z  |  x  |  c  |  v  |  b  |  n  |  m  |  ,  |  .  |  /  |SHIFT| DEL |GRAPH|
         +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
                     |                                               |
                     |                                               |
                     +-----------------------------------------------+

The Einstein uses a soft Teletext font, so [ \ ] { } ~ are displayed and labelled on the keyboard
as teletext characters <-- 1/2 --> 1/4 3/4 ÷