newegg offers the Patriot Supersonic 64GB USB 3.0 Flash Drive, model no. PEF64GSUSB, for $149.99. This $40 mail-in rebate cuts it to $109.99. With free shipping, that's $1.71/GB and the lowest total price we could find by $36. It features sequential read performance at speeds up to 100MB/s and up to 70MB/s sequential write speeds. Rebate expires August 31.