I think the "brakes are cheaper" thing is a bunch of crap. The flex discs in that car are more than likely the original and would show that kind of wear regardless. Downshifting when done properly will not only save a little on brakes but is actually much safer way to drive.

__________________
'85 300SD (formerly california emissions)
'08 Chevy Tahoe
'93 Ducati 900 SS
'79 Kawasaki KZ 650
'86 Kawasaki KX 250
'88 Kawasaki KDX200
'71 Hodaka Ace 100
'72 Triumph T100R