Backlog is a joint compilation album between by electronica

Electronica

Electronica includes a wide range of contemporary electronic music designed for a wide range of uses, including foreground listening, some forms of dancing, and background music for other activities; however, unlike electronic dance music, it is not specifically made for dancing...

 musicians Leftfield

Leftfield

Leftfield are a British duo of electronica artists and record producers, namely Paul Daley and Neil Barnes, who formed in 1990 in London, England...

 and Djum Djum, released in 1992. It contained mixes of Leftfield

Leftfield

Leftfield are a British duo of electronica artists and record producers, namely Paul Daley and Neil Barnes, who formed in 1990 in London, England...

's first two releases "Not Forgotten" and "More Than I Know" from between 1990 and 1991 and two mixes by Neil Barnes of the Djum Djum track "Difference". It was released on CD in December 1992 on the Outer Rhythm label. Djum Djum is the stage name of rapper Neil Cole.

Track listing

All tracks written by Neil Barnes except where stated.

1. "Not Forgotten" (Original Mix) - 6:39
2. "Not Forgotten" (Fateh's On The Case Mix) - 6:12
3. "Not Forgotten" (Dub Mix) - 4:46
4. "More Than I Know
   More Than I Know
   "More Than I Know" is the second single released under the Leftfield name. Paul Daley was not involved in the song's creation; however, the B-side was a re-mix of "Not Forgotten" by Daley requested by Neil Barnes...
   
   " (12" Mix) 6:42
5. "Not Forgotten" (Hard Hands Mix) - 7:36
6. "More Than I Know" (10k Mix) - 8:37
7. "More Than I Know" (More Mix) - 7:29
8. "More Than I Know" (Even More Mix) - 4:22
9. "Difference" (Steng Mix) - 7:06 (Djum Djum) - written by Neil Barnes/Mat Clarke
10. "Difference" (Cake Mix) - 6:41 (Djum Djum) - written by Neil Barnes/Mat Clarke

Credits

• Production: Neil Barnes, Mat Clarke, Neil Cole (9, 10), Paul Daley (5)
• Engineer: Mat Clarke