1 3 $ 'pq'   NB. cycling used to "fill out" input data
pqp

 ET =: 0 3 $ 'x'
  et2 =: ET, 'pq'
  et2
pq
  $et2
1 3
  <et2  NB. hey look, there is a space after the "q" ... it did not
cycle when undersized.
┌───┐
│pq │
└───┘
  1 3 $ 'pq'
pqp

   ET , (3 $ 'pq')  NB. but we can get the other behavior when we want:
pqp
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