SanDisk offers its SanDisk Ultra 64GB Dual USB 3.0 / microUSB Drive for $15.99. Coupon code "OutletShip" bags free shipping. That's the lowest price we could find by $19 and within a buck of the best price we've seen for a comparable drive. It measures 0.43" x 0.78" x 1.44" and features microUSB and USB 3.0 connectors.
Here's what everyone should take away from the story of a woman who retired with $2.25 million before age 30.