Among its most highly touted features was a hot-swappable SCSI drive enclosure (referred to as the RPE, or Removable Project Environment) that maintains the entire system state at all times, allowing one to immediately switch between different projects and always able to return where they left off, virtually instantaneously.
Among its notable features was a hot-swappable SCSI drive enclosure (RPE) that maintained the system's state continuously, enabling rapid project transitions and immediate recovery of work states, almost instantly.