While this is useful for stealth builds, I would not call it absolutely essential, since other augmentations can render you entirely silent and invisible. Additional investment will allow you to see the line-of-sight of opponents and/or mark opponents for easy tracking. The basic Stealth Enhancer you receive when you unlock the aug reduces noise generated while you move. Stealth Enhancer – A deep augmentation tree, you’ll need two Praxis points to unlock it and one point for each additional enhancement. It lets you receive and send communications without being heard. Infolink – This is your connection with headquarters.
