Guitarist Sandy Ewen and double bassist Damon Smith recorded these 2 extended improvsations in concert as part a "Desbordamientos" series at Cine Tonala, in Mexico City, pairing live music with screenings of Derek Bailey's 4-part series on improvisation.

1. Ma(R)Ker #1 4:32

2. Ma(R)Ker #2 4:38

3. Ma(R)Ker #3 3:30

4. Ma(R)Ker #4 5:55

5. Ma(R)Ker #5 6:15

6. Ma(R)Ker #6 3:04

7. Ma(R)Ker #7 5:23

8. Ma(R)Ker #8 4:59

9. Ma(R)Ker #9 3:42

10. Ma(R)Ker #10 8:13

11. Ma(R)Ker #11 5:34

Unusual improvisational forms from the quartet of saxophonist Paul Hartsaw, guitarist Kristian Aspelin, bassist Damon Smith and percussionist Jerome Byrerton, recording in Oakland, CA in 2006.

Kadima collective saxophonist Ariel Shibolet and 4 California Bay Area players in impressive and intense improvisation that make for an unusual and open-minded discourse.