Portable Sony Acid Pro - 6.0 Build 355

The true genius of Build 355, however, was the "Chopper" tool. Leo highlighted a section of a vocal track—"Run away"—and hit 'R'. The sound was instantly turned into a new event. He copied it, pasted it, reversed it.

: Added the ability to record multiple tracks of audio and MIDI simultaneously. Portable Sony ACID Pro 6.0 build 355

As a "Portable" release, this software is typically a designed to run without a traditional installation process. The true genius of Build 355, however, was

Expanded from stereo to full surround sound capabilities for film scoring and complex spatial arrangements. The true genius of Build 355

The sound was aggressive. It was the sound of 2007 electronic music—skittering hi-hats, side-chained bass, and loops that never quite resolved, creating a hypnotic tension. It was the sound of ACID.