Record labels reportedly "didn't like what they heard," finding the sound too niche or unmarketable at the time.
In this sense, the SP4 functions like a mythical sneaker “sample” that never reached production. Just as sneakerheads obsess over unreleased colourways (e.g., the original Nike Air Yeezy 2 samples), music fans romanticise the album that could have been. The SP4 becomes a blank canvas for projection: would it feature guest vocals from Ali? Would it sample obscure funk breaks? Would it lean into the glitchy, post-dubstep sounds of the 2010s? The unanswered questions only deepen the legend. sneaker pimps sp4