Not sure what you mean by the full commentaries not being available. Of course they’re on myspleen:

Star Wars Commentaries - From the Site (For Official DVD’s)
Download: Star Wars DVD Commentaries.torrent

Description: From the readme included with the files:

From the Official DVD website exclusive content for Original DVD owners
http://dvd.starwars.com

In Blue: Behind the Scenes

In Green: Lore

In Red: Did you Notice ?

The Screen Capture program I used:

the video is coded tooking 1 frame each 5, so thats why you see it delayed or freezing, is Not a problem of your Player
the audio is air recorded using a microphone pointed to speakers

Type: Star Wars
Last seeder: 9:46 ago
Size: 3.36 GB (3,610,534,624 bytes)
Added: 2015-06-02 15:20:34 GMT
Free Leech: No
Upload Multiplier: 3.3
Hits: 107
Snatched: 74 times
Upped by: Wahajec
Num files: 12 files
Peers: 2 seeders, 0 leechers = 2 peers total

It’s right there.