There are some situations where you'll wish you had one.
Tails: a portable, amnesiac OS bootable from USB that wipes activity on shutdown. Routes all OS traffic through Tor, lets you access .onion sites, and isolates network identity. Optional encrypted ...
Puppy Linux is a lightweight and versatile Linux distribution ideal for breathing new life into lower-end machines. It can be easily installed on a USB flash drive, providing a portable and secure ...