Ah just lurve a critical mathematical analysis - stretched out way beyond the appropriate number of significant digits - based solely on assumptions.
OK, my turn.
I officially assume that, 20 years from now, when all DVC owners are two decades older, the ability to walk (for 10, 20 or 30 minutes) to a theme park or two will be thought of as a negative, and the ability to park within yards of your building and take a bus everywhere on-site - including the pool - will suddenly make
SSR the place to be! You'll need a wristband just to walk around! Booked solid at 11 months - one day!