"People new to Linux often hear that it has excellent support
for all kinds of cards and that the device drivers are stable and
fast. Sometimes, though, setting up devices under Linux is
often not all plug-and-play."
"Linux device drivers work through special kernel code that
directly accesses the hardware. To make the services that the card
or other device offers available to normal user programs, the
kernel uses the special files..."
"...The reason that Linux device drivers lead to less rebooting
is that we can reconfigure, load or unload them without restarting