The ripples also help keep the drive from slipping out of your hand easily. Slightly rounded edges and ripples over part of the surface give the My Passport drive the look and tactile-friendly feel of a consumer gadget.
One of the differences between a generic external hard drive and a top contender like the WD My Passport ($149.99 for the 5TB model tested here) is the manufacturer's added effort to make a simple plastic box look attractive.
