Why? The prices on eBay reflect the depressed secondary market and have very little to do with the industry. The industry needs to worry about their cost for new construction and borrowing to do that, their ability to find financing for their new marks, their ability to find new marks.
It is the good buying season, if you think you really need to buy more points.
And when I think I saw a great deal, the next one is even lower ... Of course, if you are an addict, read these posts and stay off eBay.
Yes, the secondary market slides as the primary market sinks. Timeshares are not a necessary. And as a new car market dries up, usually the used car market becomes tighter - less used cars being traded in and people still need transportation.