As one of its daily deals, Amazon offers its Prime members the Transcend 64GB JetFlash 700 USB 3.0 Flash Drive, model no. TS64GJF760, for $29.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise it adds $8.80.) That's $0.47/GB and the lowest total price we could find by $13. It features a sliding USB connector and is backwards compatible with USB 2.0. Deal ends today.