| ID | Interpret | Skladba | Album | |
| 121. | Edelweiss | The Kangaroo Theory | Edelweiss'92 |  |
| 122. | Sweet Cyanide | Crash Theory | Sweet Cyanide |  |
| 123. | Fat Dudes in Space | Phimosis Theory | Fat Dudes in Space | |
| 124. | World Leader Pretend | Bang Theory | Punches | |
| 125. | DrMindbender | Chaos Theory | 02 01 06 | |
| 126. | DJ Dice | Low End Funk Theory Mix | Low End Funk Theory | |
| 127. | Barry Coates, Bill Urmson, Billy Ward | String Theory | Out the Door | |
| 128. | Chaos Theory | Chaos Theory - Everything | Return to the Smokey Basement | |
| 129. | Deirdre Cartwright Group | String Theory | Dr Quantum Leaps | |
| 130. | Thom Donovan | Hole Theory | Reading at Unnameable Books, hosted by Brenda Iijima, January 24, 2009 | |
| 131. | Low Light Mixes | String Theory Vol. 2 | | |
| 132. | Noso-Roh Prophecy | Spiral Theory | | |
| 133. | Dave Whitman | Domino Theory | Dave's Stories | |
| 134. | DonJuan Fontaine | Theory In Development | Microphone Matrimony | |
| 135. | Marvin Giordano | theory of your mystery | Spacing | |
| 136. | Jay Mac | Low End Theory February2007 | | |
| 137. | Djinji Brown | Afro-Tek Theory | Afro Bionics | |
| 138. | Jay Mac | Low End Theory February2007 | | |
| 139. | Dan Cavanagh | Chaos Theory | Rec. by Oregon Jazz Ensemble | |
| 140. | Dan Willis | Many Worlds Theory | Velvet Gentlemen | |
| 141. | Wobbly | food theory | Media Joke v6 | |
| 142. | Buffy the Vampire Slayer (Sou | I've Got A Theory, Bunnies, If We're Together | Once More, With Feeling - Ori | |
| 143. | Barry Coates, Bill Urmson, Billy Ward | String Theory 1.01 | Out the Door | |
| 144. | David Gordon | Theory and History | Mises University | |
| 145. | Brother Gregory | String's Theory | ICS - Wiglodge 7-30-06 | |
| 146. | Dr Kuch | The Big Bang Theory | Analog Disease | |
| 147. | Wobbly | final theory | Media Joke v6 | |
| 148. | Dr Kuch | The Big Bang Theory | Analog Disease | |
| 149. | Dog Eat Dogma | Big Bang Theory | Dogmachine | |
| 150. | Ben Walker | Remedial Theory | Hearing Voices | |
