[scoliosis]

They involve rebates. Pricing first, links are below.
Sandisk 16GB Extreme III CompactFlash - $109.95 after $90 rebate
Sandisk 8GB Extreme III CompactFlash - $59.95 after $40 rebate
Sandisk 4GB Extreme III CompactFlash - $39.95 after $20 rebate
Sandisk 2GB Extreme III CompactFlash - $29.95 after $10 rebate

http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF16GE3&emailprice=t - 16GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF8GE3&emailprice=t - 8GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF4GE3&emailprice=t - 4GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF2GE3&emailprice=t -2GB

Sandisk 8GB Extreme IV CompactFlash - $139.95 after $40 rebate
Sandisk 4GB Extreme IV CompactFlash - $69.95 after $30 rebate
Sandisk 2GB Extreme IV CompactFlash - $34.95 after $20 rebate

http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF8GE4&emailprice=t - 8GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF4GE4&emailprice=t - 4GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSCF2GE4&emailprice=t - 2GB

Sandisk 8GB Extreme III SD Card - $39.95 after $40 rebate
Sandisk 4GB Extreme III SD Card - $19.95 after $30 rebate
Sandisk 2GB Extreme III SD Card - $19.95 after $10 rebate (get the 4GB)
Sandisk 1GB Extreme III SD Card - $12.75 after $5 rebate

http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSSD8GE3&emailprice=t - 8GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSSD4GE3&emailprice=t - 4GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSSD2GE3&emailprice=t - 2GB
http://www.adorama.com/Refby.tpl?refby=rflAID041619&sku=IDSSD1GE3&emailprice=t - 1GB