Copy/Paste ent concept...

alias get_ent_attrs [
  if $editing [
    tmp_ent_attrs = (getentattr)
    loop gea 3 [
      tmp_ent_attrs = (concat $tmp_ent_attrs (getentattr (+ $gea 1)))
    ]
  ]
]

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

alias pasteent [
  if $editing [
    newent $ent_type $tmp_ent_attrs
  ]
]