Copy/Paste ent concept...

alias get_ent_attrs [
  if $editing [
    loop gea 4 [
      alias (format "ent_attr_%1" $gea) (getentattr $gea)
    ]
  ]
]

alias copyent [
  if $editing [
    alias ent_type (getenttype)
    get_ent_attrs
  ]
]

alias pasteent [
  newent $ent_type $ent_attr_0 $ent_attr_1 $ent_attr_2 $ent_attr_3
]