I used to use an Evoluent mouse at work, as recommended by my osteopath, and it would have been great except for the really crappy sensor they use which makes i

I used to use an Evoluent mouse at work, as recommended by my osteopath, and it would have been great except for the really crappy sensor they use which makes it really fussy to the type of desk surface it is used on. It is less precise though, probably due to the different muscles used to move it.