A Cyber Viral Implant or CVI is a Taelon device that is installed in the brains of the Taelon's Human protectors. It increases the percentage of the brain that Humans are able to use. It also gives one superior memory recall. Sandoval tells Boone that it can actually "put you in your memory" ("Decision"). Early CVIs included information about the Taelon mission on Earth. Ronald Sandoval was implanted with one like this ("Sandoval's Run"). This article is a . You can help My English Wiki by expanding it.