Some exceptions to this are in the super dense space where PCI Express and ethernet are virtually on the chip, or solutions from guys like Calxeda, which minimizes power and eliminates the need for any comms box at the top of the rack.

FORBES: The Threat I/O Virtualization poses to Cisco, Juniper and Brocade

The aggregation of such devices, requires the provision of switches, typically placed in the Top-of-Rack.

FORBES: Why the Cloud Needs a Network Decongestant

His parents said it was a terrible accident, and that he was so active he must have climbed on top of a CD rack where it had been placed by his father.

BBC: Riley Pettipier

Position a rack in the top third of the oven, and preheat to 325 degrees Fahrenheit.

CNN: Bobotie -- Curried Beef Casserol

Bake on the bottom rack until the crust is brown on top and around the sides (cover the top with foil if it begins to brown too quickly, before the sides are brown), about 1 hour.

NPR: A Kitchen Table, an Easter Deadline and Family

On the top floor, Emin has her own private studio, with a kitchen, a well-stocked wine rack, a bedroom and bathroom.

WSJ: Reformed Bad-Girl Artist Tracey Emin