“Sacred instrumentals aren’t to be handled lightly in the grime scene—just ask Stormzy’s doubters after he shot to prominence taking on Ruff Sqwad affiliate XTC’s “Functions on the Low.” Another hallmark production, titled “Pied Piper,” came from Prince Rapid of the same pioneering crew. Producer 169 brazenly interpolates the beat from it to form the basis of “Thiago Silva,” giving it a bass and pe”