korea's hyundai, whose cars have been a hit here, are turning out an ibm clone called the blue chip. it sells for less than $1,000 and is headed for stores like kmart. this sort of competition is not what ibm had in mind but for the past two years, it did little to counter it. >> you cannot be in a fast-moving industry, which changes literally every six to nine months, and have a product line out there for five or six years and then hope to maintain market share. >> reporter: and ibm didn't. its share of the market dropped from nearly 30% to below 20% and it seemed even mighty ibm might go the way the other u.s. firms, losing control of the market it created. that's why the world was watching as big blue unveiled its long-awaited new pcs two weeks ago. there are four models. two of them so big they won't even fit on a desktop. charlie chaplin is out, replaced by a new tv team from "m.a.s.h." >> the new ibm personal system 2. >> reporter: the new machines have clearer graphics, more speed and more memory. the new models, ranging up to