Tiny Linux penguins are seen for sale at the 2004 Linuxworld Conference. (Photo by Kim Kulish/Corbis via Getty Images) In the rapidly evolving world of technology, a seismic shift is taking place as ...

Linux is a tried-and-true, open-source operating system released in 1991 for computers, but its use has expanded to underpin systems for cars, phones, web servers and, more recently, networking gear.