       send event
 
 #-----------------------------------------------------------------------------------------------------------
+CUSTOM.JZR.$most_frequent.with_fncrs._$collect = ( S ) =>
+  track       = MD_READER.TRACKER.new_tracker '(glyphs-with-fncrs)', '(details)'
+  this_glyph  = null
+  collector   = null
+  #.........................................................................................................
+  return $ ( event, send ) =>
+    within_glyphs   = track.within '(glyphs-with-fncrs)'
+    within_details  = track.within '(details)'
+    track event
+    #.......................................................................................................
+    if select event,  '(', 'details'
+      send stamp event
+      collector = {}
+    #.......................................................................................................
+    else if select event, ')', 'details'
+      [ _, _, _, meta, ] = event
+      send stamp copy event
+      send [ '.', 'details', collector, ( copy meta ), ]
+      collector = null
+    #.......................................................................................................
+    else if within_glyphs and select event, '*'
+      null # send hide stamp event
+      [ _, prd, obj, _, ]     = event
+      collector[ prd ]        = obj
+    #.......................................................................................................
+    else
+      send event
+
+#-----------------------------------------------------------------------------------------------------------
 CUSTOM.JZR.$most_frequent.with_fncrs._$assemble = ( S ) =>
   track       = MD_READER.TRACKER.new_tracker '(glyphs-with-fncrs)'
   this_glyph  = null

          end()
    #.........................................................................................................
    input
      .pipe $show()
      .pipe $call()
      .pipe $spread()
      .pipe output

  return D.remit_async_spread ( event, send ) =>
    within_glyphs = track.within '(glyphs-with-fncrs)'
    track event
    return send.done event unless within_glyphs and select event, '.', 'glyph'
    [ _, _, glyph, meta, ]  = event
    prefix                  = [ 'spo', glyph, ] # 'cp/sfncr'
