All you suggest is true, but it would take massive cahoonas to sit back and gamble on that being the outcome. Given the current bridging packages' simplicity and cost, my thoughts were to get it in the bag and see what happens after 8 Apr 12. You pays yer money......or not, as the case may be.
Good luck - you may be sitting smug laughing at dudes like me who have forked out the dough...