I agree with you about the "implementation", Daemon...and happily I plan to test drive an IS-F at our local dealer very soon. And I've seen high end Ferraris, and other such paddle shifted exotics, at some of the roadcourse driving events I go to and they do seem to work very well. OTOH, my personal experience with the BMW SMG paddle shifted tranny in our Z4 company car made me totally hate it and I would never want that piece of crap.
There is a time and place for everything, and IMO a paddle shifter belongs here: