Sampler (Used for its "Reverse" and "Loop" modulation to create glitchy fills). Key BPM: Strictly 174 or 175 BPM .
Producers used Dummy Clips —clips containing only automation for effects like Wash-out (reverb/delay) or Pitch-bend—to create massive rises without touching the original MIDI or audio. Drum Bass 2012 In Ableton Live
A typical rack featured a "thump" kick (often synthesized in Operator) layered with a high-passed acoustic break (like the Amen or Think break) for texture. Sampler (Used for its "Reverse" and "Loop" modulation