/-  *hood
/*  base-bill  %bill  /desk/bill
=,  clay
=,  space:userlib
=,  format
=*  dude  dude:gall
|%
::  $diff: subscription update
::
+$  diff
  $%  [%block =desk =arak =weft blockers=(set desk)]
      [%reset =desk =arak]
      [%merge =desk =arak]
      [%merge-sunk =desk =arak =tang]
      [%merge-fail =desk =arak =tang]
  ==
--