While I don't need that, others do and I should tell them about it
(yet.. I am sufficiently ambi re mouse motions ... that I could imagine using one, too.)
I was unaware that Logitech had heeded that call from all the wrong-handed, over they years.
Model? Is it really shaped like my bitchin (wired and wireless) Trackman cum scroll -- just mirrored?
I find that only the thumb-on-ball design works for me; thumb can make far more precise moves (though over a lesser range) than finger-tips on any of those middle-ball things, Kensingtons et al. Accel. setting makes up for the thumb-range, quite well-enough for my picky taste.
And Ohhh Yeahhhh - - -
even after a year, every time I wriggle the Tball and various open/unfinished things are precisely as I've left them, hours or a day later: I'm still in awe that there can be a consumer-grade piece of techno as satisfying to use as This i-Mac. Sans the security blanket/ext. warranty: been running on the lottery of MTBF since last May. In hopes that this lovingly-overgrown laptop design can match the bulletproof 9+ year longevity of that cheap 600 MHz eMachine!
(And I don't care about Steve's psyche / deep motivations / childhood insecurities-all: even if part of him Is a money-grubbing manipulator of Göbbelsian engrams of the sort which cause people to open wallets.)
I forgive the Lisa with-no-floppy, etc. So Long as he continues to insist that these suckers remain as reliable mechanically and OS X remains such a joy to use at any level of Boolean obsession.
[I'm betting that Steve couldn't possibly be a Republican crackhead, never mind the Repo-phermone of green bills in huge piles, as that affects others. I believe Steve has Cuth.]
Carrion.