IT'S been two decades since the global personal computer revolution was launched from from a California garage.
Today, 2 out of every 3 American households with children and an income greater than $50,000 have a personal computer. Pentium chips and Windows 95 are as much a part of the consumer lexicon as Egg McMuffins and Levi's. And computer forecasters say PC sales worldwide will overtake sales of television sets before 2000.
But for all the hoopla and Las Vegas glitz that surrounds this week's annual gathering of the industry, known as COMDEX, there are hints that the traditional double-digit growth of personal computers may soon be slowing.
The Internet …