This device is great and prevent RSI, are there better ones ?
HowTo configure on Linux : http://forum.ubuntu-fr.org/viewtopic.php?id=49793
Trackman-Wheel-Marble-Mouse
lsusb # Bus 001 Device 002: ID 046d:c408 Logitech, Inc. Marble Mouse (4-button)
cat /etc/X11/xorg.conf Section "InputDevice" Identifier "USB Mouse" # @ http://rzr.online.fr/q/USB Driver "mouse" # @ http://rzr.online.fr/q/Mouse Option "Device" "/dev/input/mice" Option "SendCoreEvents" "true" Option "Protocol" "IMPS/2" Option "ZAxisMapping" "4 5" Option "Buttons" "5" EndSection