The soul of the new machines. Companion 8.4 operating system It began as a simple power configuration interface. Over three decades and millions of lines of code later, Companion is the keystone of the NS civilian robotics experience, providing a bridge between the immense, adaptive brain-like processing of the Cortex-series central processing core and the realm of conventional digital computing. With Companion, you can teach your robot how to speak new languages—including dance and love. And it's just as easy to wipe the slate clean and start all over again.