For its newsletter subscribers only, newegg offers the Toshiba Canvio Basics 500GB Portable USB 3.0 External Hard Drive, model no. HDTB105XK3AA, for $79.99. Coupon code "EMCKJKG52" cuts it to $69.99. (Amazon charges the same.) With free shipping, that's $0.14/GB and the lowest total price we could find by $13. (For further comparison, we saw a similar Toshiba external hard drive for $20 less in August.) Deal expires today.