This stay-open applet watches your playing tracks and when an un-rated track starts playing displays a window with a demand it be rated.
While you could easily rate the current track from the iTunes icon in the Dock, this script interrupts you and compels you to do so.
OS X 10.6 or better only. Previous universal version available at the link below in the "Info" section.
This window will pop up when a new song begins playing.
Renumber order of selected tracks
Select iPod tracks in iTunes and add them to iTunes
Play through each track in a playlist at your set interval
Make a text file listing Albums that have some/no tracks with artwork
Search Wikipedia using the Song Name, Album, Artist, or Composer of selected or playing track
Copy Artist to Album Artist of selected tracks