Classic. One of the most underated pieces of machinery to of left a manufacturer's stable! I'd of loved one, so go for it chap, and hope you win her.: Used to be one very similar in this neck of the woods which I admired on a number of occasions.
Ebay is just a traders market now. Long gone are the days of bargains. If you look at the all the bidders they are; Bidder 1, Bidder 2, etc. I still hop on there from time to time but always lose out of one of these traders who can afford to bid high.
It looks cracking, even the interior looks good, and the steering wheel replacement is very sensitive to the interior. I always liked the S4 Convertible's as well, hankered after one in black for a while...
But like Chris, that 911 in the garage would be preferential