BuyDig offers the Patriot 64GB Supersonic Rage XT USB 3.0 Flash Drive, model no. PEF64GSRUSB, for $52.99. This $15 mail in rebate cuts it to $37.99. With free shipping, that's $0.59/GB and the lowest total price we could find by $7. It features up to 180MB/s read time and up to 50MB/s write time. Rebate expires July 13.