"The standard QWERTY keyboard dates from 1874. The computer
mouse is a little more recent, but still comparatively ancient.
Nowadays a number of alternative input devices are available for a
wide variety of specialized needs. How well do they function under
Linux? I put a few to the test in order to find out.
"Although I was not able to find a general purpose device fully
capable of replacing my keyboard, I discovered a number of
extremely useful and effective input peripherals that many members
of the Linux community could benefit from..."