Digidesign is running a promotion for customers who order a Pro Tools|HD Hardware Exchange by the end of March. In addition to Pro Tools|HDpack Version 3.0 plug-in bundle, Pro Tools|HD Hardware Exchange purchasers receive a Digidesign plug-in. Pro Tools|HD 3 Hardware Exchanges earn a set of plug-ins. Pro Tools|HD 1 and Pro Tools|HD 2 Hardware Exchanges will include SoundReplacer (value $395). Pro Tools|HD 3 Hardware Exchanges will include D-Fi, Maxim and SoundReplacer, value $1,200. Systems eligible for the Hardware Exchange Program are Pro Tools|24 MIX, Pro Tools|24 MIXplus, Pro Tools|24 MIX3, Pro Tools|24, Pro Tools III NuBus, Pro Tools III PCI, Pro Tools Project, Session 8, Digi 001 Audiomedia III and Mbox systems. Info: www.digidesign.com.