A motherboard includes an X16-lane PCIE slot, an X8-lane PCIE slot, a controller, and a multiplexer. One or more microjets are placed around the periphery of a jet nozzle in conjunction with a porous surface acting as the impingement surface. The customer computer interprets a first page portion with a browser to present different invoice items and credit items on a screen. Whether the extended fields or legacy fields will be used can be determined dynamically based on current transport block size or semi-statically by higher layers.