A virus is a microscopic organism that can replicate only inside the cells of a host organism. Most viruses are so tiny they are only observable with at least a conventional optical microscope.
Recognized by the Guiness Book of World Records as the MMO with the longest play time per player, and easily the oldest game on this list (launching four years ahead of World of Warcraft, way back in 2001), Runescape deserves mention because it's one of the most updated and popular games of any kind on the planet.
Based on the extensive battery testing conducted in the CNET Labs, these are the 25 PCs with the longest battery life scores over the previous 12 months, including Windows and MacOS laptops, Windows 2-in-1 hybrids, and Chromebooks running Google's Chrome OS. (Not included are Android or iOS tablets.)