Cursor_y = -1

  end
  if Cursor_y == -1 then
    Cursor_y = App.screen.height

    local num_newlines = 0  -- hack 1
--?     print(Screen_top1.line, Screen_top1.pos, Cursor1.line, Cursor1.pos, Screen_bottom1.line, Screen_bottom1.pos)

        num_newlines = num_newlines+1

--?       print('=>', Screen_top1.line, Screen_top1.pos, Cursor1.line, Cursor1.pos, Screen_bottom1.line, Screen_bottom1.pos)

    -- hack 1: if we have too many newlines we definitely need to scroll
    for i=before_line,Cursor1.line do
      Lines[i].screen_line_starting_pos = nil
      Text.populate_screen_line_starting_pos(i)
    end
    if Cursor1.line-Screen_top1.line+1 + num_newlines > App.screen.height/Line_height then
      Text.snap_cursor_to_bottom_of_screen()
    end
    -- hack 2: if we have too much text wrapping we definitely need to scroll
    local clipboard_text = App.newText(love.graphics.getFont(), clipboard_data)
    local clipboard_width = App.width(clipboard_text)
--?     print(Cursor_y, Cursor_y*Line_width, Cursor_y*Line_width+Cursor_x, Cursor_y*Line_width+Cursor_x+clipboard_width, Line_width*App.screen.height/Line_height)
    if Cursor_y*Line_width+Cursor_x + clipboard_width > Line_width*App.screen.height/Line_height then
      Text.snap_cursor_to_bottom_of_screen()
    end