Plot: As EISA, ISA, and IBM's MCA battled to become the industry standard for expansion cards, add-on vendors filled the market with new upgrade boards and new slot standards. This program looks at ISA bus systems versus the VL bus system, Intel's new Plug and Play PCI standard, the new PCMCIA format for portable computers, the Stealth 32 Video Card from Diamond, the new SCSI Sound Blaster card from Creative Labs, and the LeMans GT Graphics adapter for the NuBus slot on the Mac