Beach Camera offers the Lexar 64GB JumpDrive S70 USB 2.0 Flash Drive
, model no. LJDS70-64GASBNA, for $36.95 with free shipping. That's $0.58/GB, $3 under our April mention, and the lowest total price we could find by $12.
Update: Even better, BuyDig via Buy.com has it for $34.95 with free shipping ($0.55/GB).